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Finding the Fourth Proportional to 587,659.96, 881,489.94 and 166,881.16

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Solution

The fourth proportional to 587,659.96, 881,489.94 and 166,881.16 is: 250,321.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,659.96 : 881,489.94 = 166,881.16 : x
  2. Step 2: Convert to fraction form
    587,659.96/881,489.94 = 166,881.16/x
  3. Step 3: Cross multiply
    587,659.96x = 881,489.94 × 166,881.16
  4. Step 4: Simplify right side
    587,659.96x = 147,104,065,130.30
  5. Step 5: Solve for x
    x = 147,104,065,130.30/587,659.96
  6. Step 6: Final answer
    x = 250,321.74

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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.