Home / 437,538.60-656,307.90-410,966.55

Finding the Fourth Proportional to 437,538.60, 656,307.90 and 410,966.55

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Solution

The fourth proportional to 437,538.60, 656,307.90 and 410,966.55 is: 616,449.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,538.60 : 656,307.90 = 410,966.55 : x
  2. Step 2: Convert to fraction form
    437,538.60/656,307.90 = 410,966.55/x
  3. Step 3: Cross multiply
    437,538.60x = 656,307.90 × 410,966.55
  4. Step 4: Simplify right side
    437,538.60x = 269,720,593,400.75
  5. Step 5: Solve for x
    x = 269,720,593,400.75/437,538.60
  6. Step 6: Final answer
    x = 616,449.83

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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.