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Finding the Third Proportional to 44,686.13 and 66,421.69

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Solution

The third proportional to 44,686.13 and 66,421.69 is: 98,729.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,686.13 : 66,421.69 = 66,421.69 : x
  2. Step 2: Convert to fraction form
    44,686.13/66,421.69 = 66,421.69/x
  3. Step 3: Cross multiply
    44,686.13x = 66,421.69 × 66,421.69
  4. Step 4: Simplify right side
    44,686.13x = 4,411,840,570.35
  5. Step 5: Solve for x
    x = 4,411,840,570.35/44,686.13
  6. Step 6: Final answer
    x = 98,729.54

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.