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Finding the Fourth Proportional to 499,354.26, 748,875.87 and 166,852.50

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Solution

The fourth proportional to 499,354.26, 748,875.87 and 166,852.50 is: 250,226.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,354.26 : 748,875.87 = 166,852.50 : x
  2. Step 2: Convert to fraction form
    499,354.26/748,875.87 = 166,852.50/x
  3. Step 3: Cross multiply
    499,354.26x = 748,875.87 × 166,852.50
  4. Step 4: Simplify right side
    499,354.26x = 124,951,811,099.18
  5. Step 5: Solve for x
    x = 124,951,811,099.18/499,354.26
  6. Step 6: Final answer
    x = 250,226.79

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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.