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Finding the Third Proportional to 19,990.55 and 44,560.13

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Solution

The third proportional to 19,990.55 and 44,560.13 is: 99,327.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,990.55 : 44,560.13 = 44,560.13 : x
  2. Step 2: Convert to fraction form
    19,990.55/44,560.13 = 44,560.13/x
  3. Step 3: Cross multiply
    19,990.55x = 44,560.13 × 44,560.13
  4. Step 4: Simplify right side
    19,990.55x = 1,985,604,740.02
  5. Step 5: Solve for x
    x = 1,985,604,740.02/19,990.55
  6. Step 6: Final answer
    x = 99,327.18

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.