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Finding the Fourth Proportional to 177,265.20, 266,070.60 and 88,618.80

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Solution

The fourth proportional to 177,265.20, 266,070.60 and 88,618.80 is: 133,014.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,265.20 : 266,070.60 = 88,618.80 : x
  2. Step 2: Convert to fraction form
    177,265.20/266,070.60 = 88,618.80/x
  3. Step 3: Cross multiply
    177,265.20x = 266,070.60 × 88,618.80
  4. Step 4: Simplify right side
    177,265.20x = 23,578,857,287.28
  5. Step 5: Solve for x
    x = 23,578,857,287.28/177,265.20
  6. Step 6: Final answer
    x = 133,014.59

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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.