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Finding the Third Proportional to 26,973 and 42,220.13

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Solution

The third proportional to 26,973 and 42,220.13 is: 66,086.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,973 : 42,220.13 = 42,220.13 : x
  2. Step 2: Convert to fraction form
    26,973/42,220.13 = 42,220.13/x
  3. Step 3: Cross multiply
    26,973x = 42,220.13 × 42,220.13
  4. Step 4: Simplify right side
    26,973x = 1,782,538,955.02
  5. Step 5: Solve for x
    x = 1,782,538,955.02/26,973
  6. Step 6: Final answer
    x = 66,086.05

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.