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Finding the Third Proportional to 136,082 and 199,506

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Solution

The third proportional to 136,082 and 199,506 is: 292,490.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,082 : 199,506 = 199,506 : x
  2. Step 2: Convert to fraction form
    136,082/199,506 = 199,506/x
  3. Step 3: Cross multiply
    136,082x = 199,506 × 199,506
  4. Step 4: Simplify right side
    136,082x = 39,802,644,036
  5. Step 5: Solve for x
    x = 39,802,644,036/136,082
  6. Step 6: Final answer
    x = 292,490.15

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.