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Finding the Fourth Proportional to 654,998.61, 982,497.92 and 181,683.97

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Solution

The fourth proportional to 654,998.61, 982,497.92 and 181,683.97 is: 272,525.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,998.61 : 982,497.92 = 181,683.97 : x
  2. Step 2: Convert to fraction form
    654,998.61/982,497.92 = 181,683.97/x
  3. Step 3: Cross multiply
    654,998.61x = 982,497.92 × 181,683.97
  4. Step 4: Simplify right side
    654,998.61x = 178,504,122,622.34
  5. Step 5: Solve for x
    x = 178,504,122,622.34/654,998.61
  6. Step 6: Final answer
    x = 272,525.96

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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.