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Finding the Fourth Proportional to 650,858.76, 976,259.59 and 177,542.55

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Solution

The fourth proportional to 650,858.76, 976,259.59 and 177,542.55 is: 266,306.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,858.76 : 976,259.59 = 177,542.55 : x
  2. Step 2: Convert to fraction form
    650,858.76/976,259.59 = 177,542.55/x
  3. Step 3: Cross multiply
    650,858.76x = 976,259.59 × 177,542.55
  4. Step 4: Simplify right side
    650,858.76x = 173,327,616,626.70
  5. Step 5: Solve for x
    x = 173,327,616,626.70/650,858.76
  6. Step 6: Final answer
    x = 266,306.04

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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.