Home / 654,747.96-982,119.24-181,431.96

Finding the Fourth Proportional to 654,747.96, 982,119.24 and 181,431.96

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Solution

The fourth proportional to 654,747.96, 982,119.24 and 181,431.96 is: 272,147.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,747.96 : 982,119.24 = 181,431.96 : x
  2. Step 2: Convert to fraction form
    654,747.96/982,119.24 = 181,431.96/x
  3. Step 3: Cross multiply
    654,747.96x = 982,119.24 × 181,431.96
  4. Step 4: Simplify right side
    654,747.96x = 178,187,818,666.91
  5. Step 5: Solve for x
    x = 178,187,818,666.91/654,747.96
  6. Step 6: Final answer
    x = 272,147.19

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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.