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Finding the Fourth Proportional to 481,829.84, 722,841.72 and 166,298.96

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Solution

The fourth proportional to 481,829.84, 722,841.72 and 166,298.96 is: 249,481.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,829.84 : 722,841.72 = 166,298.96 : x
  2. Step 2: Convert to fraction form
    481,829.84/722,841.72 = 166,298.96/x
  3. Step 3: Cross multiply
    481,829.84x = 722,841.72 × 166,298.96
  4. Step 4: Simplify right side
    481,829.84x = 120,207,826,280.61
  5. Step 5: Solve for x
    x = 120,207,826,280.61/481,829.84
  6. Step 6: Final answer
    x = 249,481.90

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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.