Home / 1,344,358.80-2,016,538.20-347,086.80

Finding the Fourth Proportional to 1,344,358.80, 2,016,538.20 and 347,086.80

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Solution

The fourth proportional to 1,344,358.80, 2,016,538.20 and 347,086.80 is: 520,630.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,358.80 : 2,016,538.20 = 347,086.80 : x
  2. Step 2: Convert to fraction form
    1,344,358.80/2,016,538.20 = 347,086.80/x
  3. Step 3: Cross multiply
    1,344,358.80x = 2,016,538.20 × 347,086.80
  4. Step 4: Simplify right side
    1,344,358.80x = 699,913,790,915.76
  5. Step 5: Solve for x
    x = 699,913,790,915.76/1,344,358.80
  6. Step 6: Final answer
    x = 520,630.20

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Half scale
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Double scale
Find fourth proportional to 1,344,359.80, 2,016,539.70 and 347,087.80
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.