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Finding the Fourth Proportional to 534,757.60, 801,877.20 and 297,848.80

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Solution

The fourth proportional to 534,757.60, 801,877.20 and 297,848.80 is: 446,628.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,757.60 : 801,877.20 = 297,848.80 : x
  2. Step 2: Convert to fraction form
    534,757.60/801,877.20 = 297,848.80/x
  3. Step 3: Cross multiply
    534,757.60x = 801,877.20 × 297,848.80
  4. Step 4: Simplify right side
    534,757.60x = 238,838,161,767.36
  5. Step 5: Solve for x
    x = 238,838,161,767.36/534,757.60
  6. Step 6: Final answer
    x = 446,628.83

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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.