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Finding the Fourth Proportional to 488,996.66, 733,253.07 and 173,406.26

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Solution

The fourth proportional to 488,996.66, 733,253.07 and 173,406.26 is: 260,023.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,996.66 : 733,253.07 = 173,406.26 : x
  2. Step 2: Convert to fraction form
    488,996.66/733,253.07 = 173,406.26/x
  3. Step 3: Cross multiply
    488,996.66x = 733,253.07 × 173,406.26
  4. Step 4: Simplify right side
    488,996.66x = 127,150,672,502.22
  5. Step 5: Solve for x
    x = 127,150,672,502.22/488,996.66
  6. Step 6: Final answer
    x = 260,023.60

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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.