Home / 574,470.38-861,705.57-153,735.32

Finding the Fourth Proportional to 574,470.38, 861,705.57 and 153,735.32

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Solution

The fourth proportional to 574,470.38, 861,705.57 and 153,735.32 is: 230,602.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,470.38 : 861,705.57 = 153,735.32 : x
  2. Step 2: Convert to fraction form
    574,470.38/861,705.57 = 153,735.32/x
  3. Step 3: Cross multiply
    574,470.38x = 861,705.57 × 153,735.32
  4. Step 4: Simplify right side
    574,470.38x = 132,474,577,241.21
  5. Step 5: Solve for x
    x = 132,474,577,241.21/574,470.38
  6. Step 6: Final answer
    x = 230,602.97

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Similar ratio
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1.5x scale

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.