Home / 696,487.38-1,044,731.07-197,786.58

Finding the Fourth Proportional to 696,487.38, 1,044,731.07 and 197,786.58

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Solution

The fourth proportional to 696,487.38, 1,044,731.07 and 197,786.58 is: 296,679.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,487.38 : 1,044,731.07 = 197,786.58 : x
  2. Step 2: Convert to fraction form
    696,487.38/1,044,731.07 = 197,786.58/x
  3. Step 3: Cross multiply
    696,487.38x = 1,044,731.07 × 197,786.58
  4. Step 4: Simplify right side
    696,487.38x = 206,633,785,355.04
  5. Step 5: Solve for x
    x = 206,633,785,355.04/696,487.38
  6. Step 6: Final answer
    x = 296,679.87

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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.