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Finding the Fourth Proportional to 373,532.90, 560,371.34 and 120,876.08

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Solution

The fourth proportional to 373,532.90, 560,371.34 and 120,876.08 is: 181,337.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,532.90 : 560,371.34 = 120,876.08 : x
  2. Step 2: Convert to fraction form
    373,532.90/560,371.34 = 120,876.08/x
  3. Step 3: Cross multiply
    373,532.90x = 560,371.34 × 120,876.08
  4. Step 4: Simplify right side
    373,532.90x = 67,735,487,517.31
  5. Step 5: Solve for x
    x = 67,735,487,517.31/373,532.90
  6. Step 6: Final answer
    x = 181,337.41

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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.