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Finding the Fourth Proportional to 587,530.26, 881,293.59 and 166,806.42

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Solution

The fourth proportional to 587,530.26, 881,293.59 and 166,806.42 is: 250,209.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,530.26 : 881,293.59 = 166,806.42 : x
  2. Step 2: Convert to fraction form
    587,530.26/881,293.59 = 166,806.42/x
  3. Step 3: Cross multiply
    587,530.26x = 881,293.59 × 166,806.42
  4. Step 4: Simplify right side
    587,530.26x = 147,005,428,716.85
  5. Step 5: Solve for x
    x = 147,005,428,716.85/587,530.26
  6. Step 6: Final answer
    x = 250,209.12

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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.