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Finding the Fourth Proportional to 44,490.80, 66,736.20 and 41,956.40

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Solution

The fourth proportional to 44,490.80, 66,736.20 and 41,956.40 is: 62,934.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,490.80 : 66,736.20 = 41,956.40 : x
  2. Step 2: Convert to fraction form
    44,490.80/66,736.20 = 41,956.40/x
  3. Step 3: Cross multiply
    44,490.80x = 66,736.20 × 41,956.40
  4. Step 4: Simplify right side
    44,490.80x = 2,800,010,701.68
  5. Step 5: Solve for x
    x = 2,800,010,701.68/44,490.80
  6. Step 6: Final answer
    x = 62,934.60

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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.