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Finding the Fourth Proportional to 484,007.00, 726,125.31 and 164,152.78

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Solution

The fourth proportional to 484,007.00, 726,125.31 and 164,152.78 is: 246,268.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,007.00 : 726,125.31 = 164,152.78 : x
  2. Step 2: Convert to fraction form
    484,007.00/726,125.31 = 164,152.78/x
  3. Step 3: Cross multiply
    484,007.00x = 726,125.31 × 164,152.78
  4. Step 4: Simplify right side
    484,007.00x = 119,195,486,449.55
  5. Step 5: Solve for x
    x = 119,195,486,449.55/484,007.00
  6. Step 6: Final answer
    x = 246,268.11

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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.