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Finding the Fourth Proportional to 337,506.72, 506,399.76 and 147,869.04

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Solution

The fourth proportional to 337,506.72, 506,399.76 and 147,869.04 is: 221,864.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,506.72 : 506,399.76 = 147,869.04 : x
  2. Step 2: Convert to fraction form
    337,506.72/506,399.76 = 147,869.04/x
  3. Step 3: Cross multiply
    337,506.72x = 506,399.76 × 147,869.04
  4. Step 4: Simplify right side
    337,506.72x = 74,880,846,367.43
  5. Step 5: Solve for x
    x = 74,880,846,367.43/337,506.72
  6. Step 6: Final answer
    x = 221,864.76

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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.