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Finding the Fourth Proportional to 324,101.60, 486,323.04 and 166,329.92

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Solution

The fourth proportional to 324,101.60, 486,323.04 and 166,329.92 is: 249,582.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,101.60 : 486,323.04 = 166,329.92 : x
  2. Step 2: Convert to fraction form
    324,101.60/486,323.04 = 166,329.92/x
  3. Step 3: Cross multiply
    324,101.60x = 486,323.04 × 166,329.92
  4. Step 4: Simplify right side
    324,101.60x = 80,890,072,337.36
  5. Step 5: Solve for x
    x = 80,890,072,337.36/324,101.60
  6. Step 6: Final answer
    x = 249,582.45

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.