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Finding the Fourth Proportional to 44,605.60, 66,908.40 and 27,080.80

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Solution

The fourth proportional to 44,605.60, 66,908.40 and 27,080.80 is: 40,621.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,605.60 : 66,908.40 = 27,080.80 : x
  2. Step 2: Convert to fraction form
    44,605.60/66,908.40 = 27,080.80/x
  3. Step 3: Cross multiply
    44,605.60x = 66,908.40 × 27,080.80
  4. Step 4: Simplify right side
    44,605.60x = 1,811,932,998.72
  5. Step 5: Solve for x
    x = 1,811,932,998.72/44,605.60
  6. Step 6: Final answer
    x = 40,621.20

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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.