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Finding the Fourth Proportional to 437,389.20, 656,083.53 and 337,694.94

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Solution

The fourth proportional to 437,389.20, 656,083.53 and 337,694.94 is: 506,542.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,389.20 : 656,083.53 = 337,694.94 : x
  2. Step 2: Convert to fraction form
    437,389.20/656,083.53 = 337,694.94/x
  3. Step 3: Cross multiply
    437,389.20x = 656,083.53 × 337,694.94
  4. Step 4: Simplify right side
    437,389.20x = 221,556,088,298.34
  5. Step 5: Solve for x
    x = 221,556,088,298.34/437,389.20
  6. Step 6: Final answer
    x = 506,542.20

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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.