Home / 654,261.68-981,392.52-180,947.04

Finding the Fourth Proportional to 654,261.68, 981,392.52 and 180,947.04

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Solution

The fourth proportional to 654,261.68, 981,392.52 and 180,947.04 is: 271,420.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,261.68 : 981,392.52 = 180,947.04 : x
  2. Step 2: Convert to fraction form
    654,261.68/981,392.52 = 180,947.04/x
  3. Step 3: Cross multiply
    654,261.68x = 981,392.52 × 180,947.04
  4. Step 4: Simplify right side
    654,261.68x = 177,580,070,567.27
  5. Step 5: Solve for x
    x = 177,580,070,567.27/654,261.68
  6. Step 6: Final answer
    x = 271,420.56

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Double scale
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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.