Home / 929,559.80-1,394,310.90-264,711.80

Finding the Fourth Proportional to 929,559.80, 1,394,310.90 and 264,711.80

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Solution

The fourth proportional to 929,559.80, 1,394,310.90 and 264,711.80 is: 397,059.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,559.80 : 1,394,310.90 = 264,711.80 : x
  2. Step 2: Convert to fraction form
    929,559.80/1,394,310.90 = 264,711.80/x
  3. Step 3: Cross multiply
    929,559.80x = 1,394,310.90 × 264,711.80
  4. Step 4: Simplify right side
    929,559.80x = 369,090,548,098.62
  5. Step 5: Solve for x
    x = 369,090,548,098.62/929,559.80
  6. Step 6: Final answer
    x = 397,059.50

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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.