Home / 656,936.92-985,405.40-158,300.92

Finding the Fourth Proportional to 656,936.92, 985,405.40 and 158,300.92

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Solution

The fourth proportional to 656,936.92, 985,405.40 and 158,300.92 is: 237,451.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,936.92 : 985,405.40 = 158,300.92 : x
  2. Step 2: Convert to fraction form
    656,936.92/985,405.40 = 158,300.92/x
  3. Step 3: Cross multiply
    656,936.92x = 985,405.40 × 158,300.92
  4. Step 4: Simplify right side
    656,936.92x = 155,990,581,392.97
  5. Step 5: Solve for x
    x = 155,990,581,392.97/656,936.92
  6. Step 6: Final answer
    x = 237,451.38

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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.