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Finding the Fourth Proportional to 504,787.31, 757,327.03 and 163,223.45

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Solution

The fourth proportional to 504,787.31, 757,327.03 and 163,223.45 is: 244,882.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,787.31 : 757,327.03 = 163,223.45 : x
  2. Step 2: Convert to fraction form
    504,787.31/757,327.03 = 163,223.45/x
  3. Step 3: Cross multiply
    504,787.31x = 757,327.03 × 163,223.45
  4. Step 4: Simplify right side
    504,787.31x = 123,613,526,420.16
  5. Step 5: Solve for x
    x = 123,613,526,420.16/504,787.31
  6. Step 6: Final answer
    x = 244,882.40

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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.