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Finding the Fourth Proportional to 373,058.70, 559,625.85 and 120,273.90

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Solution

The fourth proportional to 373,058.70, 559,625.85 and 120,273.90 is: 180,423.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,058.70 : 559,625.85 = 120,273.90 : x
  2. Step 2: Convert to fraction form
    373,058.70/559,625.85 = 120,273.90/x
  3. Step 3: Cross multiply
    373,058.70x = 559,625.85 × 120,273.90
  4. Step 4: Simplify right side
    373,058.70x = 67,308,383,520.32
  5. Step 5: Solve for x
    x = 67,308,383,520.32/373,058.70
  6. Step 6: Final answer
    x = 180,423.04

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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.