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Finding the Third Proportional to 97,248 and 139,063

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Solution

The third proportional to 97,248 and 139,063 is: 198,857.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,248 : 139,063 = 139,063 : x
  2. Step 2: Convert to fraction form
    97,248/139,063 = 139,063/x
  3. Step 3: Cross multiply
    97,248x = 139,063 × 139,063
  4. Step 4: Simplify right side
    97,248x = 19,338,517,969
  5. Step 5: Solve for x
    x = 19,338,517,969/97,248
  6. Step 6: Final answer
    x = 198,857.74

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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.