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Finding the Third Proportional to 21,748 and 46,952

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Solution

The third proportional to 21,748 and 46,952 is: 101,365.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,748 : 46,952 = 46,952 : x
  2. Step 2: Convert to fraction form
    21,748/46,952 = 46,952/x
  3. Step 3: Cross multiply
    21,748x = 46,952 × 46,952
  4. Step 4: Simplify right side
    21,748x = 2,204,490,304
  5. Step 5: Solve for x
    x = 2,204,490,304/21,748
  6. Step 6: Final answer
    x = 101,365.20

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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.