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Finding the Fourth Proportional to 373,060.26, 514,821.54 and 203,294.40

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Solution

The fourth proportional to 373,060.26, 514,821.54 and 203,294.40 is: 280,545.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,060.26 : 514,821.54 = 203,294.40 : x
  2. Step 2: Convert to fraction form
    373,060.26/514,821.54 = 203,294.40/x
  3. Step 3: Cross multiply
    373,060.26x = 514,821.54 × 203,294.40
  4. Step 4: Simplify right side
    373,060.26x = 104,660,336,081.38
  5. Step 5: Solve for x
    x = 104,660,336,081.38/373,060.26
  6. Step 6: Final answer
    x = 280,545.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.