Home / 654,394.38-981,613.42-181,040.10

Finding the Fourth Proportional to 654,394.38, 981,613.42 and 181,040.10

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Solution

The fourth proportional to 654,394.38, 981,613.42 and 181,040.10 is: 271,566.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,394.38 : 981,613.42 = 181,040.10 : x
  2. Step 2: Convert to fraction form
    654,394.38/981,613.42 = 181,040.10/x
  3. Step 3: Cross multiply
    654,394.38x = 981,613.42 × 181,040.10
  4. Step 4: Simplify right side
    654,394.38x = 177,711,391,718.14
  5. Step 5: Solve for x
    x = 177,711,391,718.14/654,394.38
  6. Step 6: Final answer
    x = 271,566.19

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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.