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Finding the Fourth Proportional to 361,149.60, 498,221.02 and 233,866.20

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Solution

The fourth proportional to 361,149.60, 498,221.02 and 233,866.20 is: 322,628.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,149.60 : 498,221.02 = 233,866.20 : x
  2. Step 2: Convert to fraction form
    361,149.60/498,221.02 = 233,866.20/x
  3. Step 3: Cross multiply
    361,149.60x = 498,221.02 × 233,866.20
  4. Step 4: Simplify right side
    361,149.60x = 116,517,056,707.52
  5. Step 5: Solve for x
    x = 116,517,056,707.52/361,149.60
  6. Step 6: Final answer
    x = 322,628.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.