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Finding the Fourth Proportional to 337,521.40, 506,411.70 and 332,207.80

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Solution

The fourth proportional to 337,521.40, 506,411.70 and 332,207.80 is: 498,439.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,521.40 : 506,411.70 = 332,207.80 : x
  2. Step 2: Convert to fraction form
    337,521.40/506,411.70 = 332,207.80/x
  3. Step 3: Cross multiply
    337,521.40x = 506,411.70 × 332,207.80
  4. Step 4: Simplify right side
    337,521.40x = 168,233,916,751.26
  5. Step 5: Solve for x
    x = 168,233,916,751.26/337,521.40
  6. Step 6: Final answer
    x = 498,439.26

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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.