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Finding the Fourth Proportional to 373,060.20, 514,823.64 and 203,294.28

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Solution

The fourth proportional to 373,060.20, 514,823.64 and 203,294.28 is: 280,546.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,060.20 : 514,823.64 = 203,294.28 : x
  2. Step 2: Convert to fraction form
    373,060.20/514,823.64 = 203,294.28/x
  3. Step 3: Cross multiply
    373,060.20x = 514,823.64 × 203,294.28
  4. Step 4: Simplify right side
    373,060.20x = 104,660,701,220.78
  5. Step 5: Solve for x
    x = 104,660,701,220.78/373,060.20
  6. Step 6: Final answer
    x = 280,546.41

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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.