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Finding the Third Proportional to 28,473.19 and 43,221.94

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Solution

The third proportional to 28,473.19 and 43,221.94 is: 65,610.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,473.19 : 43,221.94 = 43,221.94 : x
  2. Step 2: Convert to fraction form
    28,473.19/43,221.94 = 43,221.94/x
  3. Step 3: Cross multiply
    28,473.19x = 43,221.94 × 43,221.94
  4. Step 4: Simplify right side
    28,473.19x = 1,868,135,881.25
  5. Step 5: Solve for x
    x = 1,868,135,881.25/28,473.19
  6. Step 6: Final answer
    x = 65,610.35

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.