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Finding the Fourth Proportional to 337,636.40, 506,267.64 and 138,096.91

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Solution

The fourth proportional to 337,636.40, 506,267.64 and 138,096.91 is: 207,068.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,636.40 : 506,267.64 = 138,096.91 : x
  2. Step 2: Convert to fraction form
    337,636.40/506,267.64 = 138,096.91/x
  3. Step 3: Cross multiply
    337,636.40x = 506,267.64 × 138,096.91
  4. Step 4: Simplify right side
    337,636.40x = 69,913,997,867.57
  5. Step 5: Solve for x
    x = 69,913,997,867.57/337,636.40
  6. Step 6: Final answer
    x = 207,068.90

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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.