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Finding the Fourth Proportional to 337,872.88, 506,925.24 and 127,570.96

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Solution

The fourth proportional to 337,872.88, 506,925.24 and 127,570.96 is: 191,400.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,872.88 : 506,925.24 = 127,570.96 : x
  2. Step 2: Convert to fraction form
    337,872.88/506,925.24 = 127,570.96/x
  3. Step 3: Cross multiply
    337,872.88x = 506,925.24 × 127,570.96
  4. Step 4: Simplify right side
    337,872.88x = 64,668,939,515.03
  5. Step 5: Solve for x
    x = 64,668,939,515.03/337,872.88
  6. Step 6: Final answer
    x = 191,400.21

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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.