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Finding the Fourth Proportional to 373,374.12, 560,061.60 and 92,891.40

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Solution

The fourth proportional to 373,374.12, 560,061.60 and 92,891.40 is: 139,337.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,374.12 : 560,061.60 = 92,891.40 : x
  2. Step 2: Convert to fraction form
    373,374.12/560,061.60 = 92,891.40/x
  3. Step 3: Cross multiply
    373,374.12x = 560,061.60 × 92,891.40
  4. Step 4: Simplify right side
    373,374.12x = 52,024,906,110.24
  5. Step 5: Solve for x
    x = 52,024,906,110.24/373,374.12
  6. Step 6: Final answer
    x = 139,337.20

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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.