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Finding the Third Proportional to 40,646.25 and 88,643.25

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Solution

The third proportional to 40,646.25 and 88,643.25 is: 193,317.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,646.25 : 88,643.25 = 88,643.25 : x
  2. Step 2: Convert to fraction form
    40,646.25/88,643.25 = 88,643.25/x
  3. Step 3: Cross multiply
    40,646.25x = 88,643.25 × 88,643.25
  4. Step 4: Simplify right side
    40,646.25x = 7,857,625,770.56
  5. Step 5: Solve for x
    x = 7,857,625,770.56/40,646.25
  6. Step 6: Final answer
    x = 193,317.36

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.