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Finding the Third Proportional to 43,451.44 and 61,980.19

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Solution

The third proportional to 43,451.44 and 61,980.19 is: 88,410.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,451.44 : 61,980.19 = 61,980.19 : x
  2. Step 2: Convert to fraction form
    43,451.44/61,980.19 = 61,980.19/x
  3. Step 3: Cross multiply
    43,451.44x = 61,980.19 × 61,980.19
  4. Step 4: Simplify right side
    43,451.44x = 3,841,543,642.54
  5. Step 5: Solve for x
    x = 3,841,543,642.54/43,451.44
  6. Step 6: Final answer
    x = 88,410.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.