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Finding the Fourth Proportional to 484,400.72, 726,600.33 and 164,585.86

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Solution

The fourth proportional to 484,400.72, 726,600.33 and 164,585.86 is: 246,878.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,400.72 : 726,600.33 = 164,585.86 : x
  2. Step 2: Convert to fraction form
    484,400.72/726,600.33 = 164,585.86/x
  3. Step 3: Cross multiply
    484,400.72x = 726,600.33 × 164,585.86
  4. Step 4: Simplify right side
    484,400.72x = 119,588,138,372.83
  5. Step 5: Solve for x
    x = 119,588,138,372.83/484,400.72
  6. Step 6: Final answer
    x = 246,878.53

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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.