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Finding the Fourth Proportional to 373,702.85, 560,282.70 and 148,995.89

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Solution

The fourth proportional to 373,702.85, 560,282.70 and 148,995.89 is: 223,385.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,702.85 : 560,282.70 = 148,995.89 : x
  2. Step 2: Convert to fraction form
    373,702.85/560,282.70 = 148,995.89/x
  3. Step 3: Cross multiply
    373,702.85x = 560,282.70 × 148,995.89
  4. Step 4: Simplify right side
    373,702.85x = 83,479,816,736.69
  5. Step 5: Solve for x
    x = 83,479,816,736.69/373,702.85
  6. Step 6: Final answer
    x = 223,385.55

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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.