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Finding the Fourth Proportional to 617,232.54, 925,755.26 and 167,988.42

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Solution

The fourth proportional to 617,232.54, 925,755.26 and 167,988.42 is: 251,957.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,232.54 : 925,755.26 = 167,988.42 : x
  2. Step 2: Convert to fraction form
    617,232.54/925,755.26 = 167,988.42/x
  3. Step 3: Cross multiply
    617,232.54x = 925,755.26 × 167,988.42
  4. Step 4: Simplify right side
    617,232.54x = 155,516,160,382.48
  5. Step 5: Solve for x
    x = 155,516,160,382.48/617,232.54
  6. Step 6: Final answer
    x = 251,957.16

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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.