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Finding the Third Proportional to 92,709 and 201,942

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Solution

The third proportional to 92,709 and 201,942 is: 439,877.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,709 : 201,942 = 201,942 : x
  2. Step 2: Convert to fraction form
    92,709/201,942 = 201,942/x
  3. Step 3: Cross multiply
    92,709x = 201,942 × 201,942
  4. Step 4: Simplify right side
    92,709x = 40,780,571,364
  5. Step 5: Solve for x
    x = 40,780,571,364/92,709
  6. Step 6: Final answer
    x = 439,877.16

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.