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Finding the Third Proportional to 15,534 and 22,197.38

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Solution

The third proportional to 15,534 and 22,197.38 is: 31,719.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,534 : 22,197.38 = 22,197.38 : x
  2. Step 2: Convert to fraction form
    15,534/22,197.38 = 22,197.38/x
  3. Step 3: Cross multiply
    15,534x = 22,197.38 × 22,197.38
  4. Step 4: Simplify right side
    15,534x = 492,723,456.89
  5. Step 5: Solve for x
    x = 492,723,456.89/15,534
  6. Step 6: Final answer
    x = 31,719.03

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.