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Finding the Fourth Proportional to 545,902.43, 753,335.26 and 297,546.52

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Solution

The fourth proportional to 545,902.43, 753,335.26 and 297,546.52 is: 410,608.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,902.43 : 753,335.26 = 297,546.52 : x
  2. Step 2: Convert to fraction form
    545,902.43/753,335.26 = 297,546.52/x
  3. Step 3: Cross multiply
    545,902.43x = 753,335.26 × 297,546.52
  4. Step 4: Simplify right side
    545,902.43x = 224,152,283,692.69
  5. Step 5: Solve for x
    x = 224,152,283,692.69/545,902.43
  6. Step 6: Final answer
    x = 410,608.70

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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.