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Finding the Fourth Proportional to 373,062.67, 559,702.98 and 120,337.56

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Solution

The fourth proportional to 373,062.67, 559,702.98 and 120,337.56 is: 180,541.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,062.67 : 559,702.98 = 120,337.56 : x
  2. Step 2: Convert to fraction form
    373,062.67/559,702.98 = 120,337.56/x
  3. Step 3: Cross multiply
    373,062.67x = 559,702.98 × 120,337.56
  4. Step 4: Simplify right side
    373,062.67x = 67,353,290,937.93
  5. Step 5: Solve for x
    x = 67,353,290,937.93/373,062.67
  6. Step 6: Final answer
    x = 180,541.49

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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.