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Finding the Fourth Proportional to 481,304.80, 721,957.20 and 332,005.60

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Solution

The fourth proportional to 481,304.80, 721,957.20 and 332,005.60 is: 498,008.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,304.80 : 721,957.20 = 332,005.60 : x
  2. Step 2: Convert to fraction form
    481,304.80/721,957.20 = 332,005.60/x
  3. Step 3: Cross multiply
    481,304.80x = 721,957.20 × 332,005.60
  4. Step 4: Simplify right side
    481,304.80x = 239,693,833,360.32
  5. Step 5: Solve for x
    x = 239,693,833,360.32/481,304.80
  6. Step 6: Final answer
    x = 498,008.40

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Similar ratio
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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.