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Finding the Fourth Proportional to 577,892.60, 866,493.30 and 297,956.60

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Solution

The fourth proportional to 577,892.60, 866,493.30 and 297,956.60 is: 446,756.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,892.60 : 866,493.30 = 297,956.60 : x
  2. Step 2: Convert to fraction form
    577,892.60/866,493.30 = 297,956.60/x
  3. Step 3: Cross multiply
    577,892.60x = 866,493.30 × 297,956.60
  4. Step 4: Simplify right side
    577,892.60x = 258,177,397,590.78
  5. Step 5: Solve for x
    x = 258,177,397,590.78/577,892.60
  6. Step 6: Final answer
    x = 446,756.71

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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.