Home / 437,306.02-656,011.56-413,391.16

Finding the Fourth Proportional to 437,306.02, 656,011.56 and 413,391.16

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Solution

The fourth proportional to 437,306.02, 656,011.56 and 413,391.16 is: 620,136.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,306.02 : 656,011.56 = 413,391.16 : x
  2. Step 2: Convert to fraction form
    437,306.02/656,011.56 = 413,391.16/x
  3. Step 3: Cross multiply
    437,306.02x = 656,011.56 × 413,391.16
  4. Step 4: Simplify right side
    437,306.02x = 271,189,379,761.81
  5. Step 5: Solve for x
    x = 271,189,379,761.81/437,306.02
  6. Step 6: Final answer
    x = 620,136.40

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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.