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Finding the Fourth Proportional to 373,670.80, 560,595.18 and 120,951.34

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Solution

The fourth proportional to 373,670.80, 560,595.18 and 120,951.34 is: 181,455.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,670.80 : 560,595.18 = 120,951.34 : x
  2. Step 2: Convert to fraction form
    373,670.80/560,595.18 = 120,951.34/x
  3. Step 3: Cross multiply
    373,670.80x = 560,595.18 × 120,951.34
  4. Step 4: Simplify right side
    373,670.80x = 67,804,737,270.62
  5. Step 5: Solve for x
    x = 67,804,737,270.62/373,670.80
  6. Step 6: Final answer
    x = 181,455.81

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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.