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Finding the Fourth Proportional to 499,034.60, 748,558.30 and 166,610.60

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Solution

The fourth proportional to 499,034.60, 748,558.30 and 166,610.60 is: 249,918.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,034.60 : 748,558.30 = 166,610.60 : x
  2. Step 2: Convert to fraction form
    499,034.60/748,558.30 = 166,610.60/x
  3. Step 3: Cross multiply
    499,034.60x = 748,558.30 × 166,610.60
  4. Step 4: Simplify right side
    499,034.60x = 124,717,747,497.98
  5. Step 5: Solve for x
    x = 124,717,747,497.98/499,034.60
  6. Step 6: Final answer
    x = 249,918.04

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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.