Home / 696,000.68-1,044,007.18-275,276.60

Finding the Fourth Proportional to 696,000.68, 1,044,007.18 and 275,276.60

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Solution

The fourth proportional to 696,000.68, 1,044,007.18 and 275,276.60 is: 412,917.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,000.68 : 1,044,007.18 = 275,276.60 : x
  2. Step 2: Convert to fraction form
    696,000.68/1,044,007.18 = 275,276.60/x
  3. Step 3: Cross multiply
    696,000.68x = 1,044,007.18 × 275,276.60
  4. Step 4: Simplify right side
    696,000.68x = 287,390,746,885.99
  5. Step 5: Solve for x
    x = 287,390,746,885.99/696,000.68
  6. Step 6: Final answer
    x = 412,917.34

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Double scale
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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.