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Finding the Third Proportional to 91,710 and 201,246

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Solution

The third proportional to 91,710 and 201,246 is: 441,608.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,710 : 201,246 = 201,246 : x
  2. Step 2: Convert to fraction form
    91,710/201,246 = 201,246/x
  3. Step 3: Cross multiply
    91,710x = 201,246 × 201,246
  4. Step 4: Simplify right side
    91,710x = 40,499,952,516
  5. Step 5: Solve for x
    x = 40,499,952,516/91,710
  6. Step 6: Final answer
    x = 441,608.90

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.