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Finding the Fourth Proportional to 591,262.20, 886,806.90 and 170,494.20

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Solution

The fourth proportional to 591,262.20, 886,806.90 and 170,494.20 is: 255,716.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,262.20 : 886,806.90 = 170,494.20 : x
  2. Step 2: Convert to fraction form
    591,262.20/886,806.90 = 170,494.20/x
  3. Step 3: Cross multiply
    591,262.20x = 886,806.90 × 170,494.20
  4. Step 4: Simplify right side
    591,262.20x = 151,195,432,969.98
  5. Step 5: Solve for x
    x = 151,195,432,969.98/591,262.20
  6. Step 6: Final answer
    x = 255,716.39

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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.