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Finding the Third Proportional to 4,397.25 and 9,488.25

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Solution

The third proportional to 4,397.25 and 9,488.25 is: 20,473.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,397.25 : 9,488.25 = 9,488.25 : x
  2. Step 2: Convert to fraction form
    4,397.25/9,488.25 = 9,488.25/x
  3. Step 3: Cross multiply
    4,397.25x = 9,488.25 × 9,488.25
  4. Step 4: Simplify right side
    4,397.25x = 90,026,888.06
  5. Step 5: Solve for x
    x = 90,026,888.06/4,397.25
  6. Step 6: Final answer
    x = 20,473.45

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.