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Finding the Third Proportional to 92,371.50 and 199,157

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Solution

The third proportional to 92,371.50 and 199,157 is: 429,391.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,371.50 : 199,157 = 199,157 : x
  2. Step 2: Convert to fraction form
    92,371.50/199,157 = 199,157/x
  3. Step 3: Cross multiply
    92,371.50x = 199,157 × 199,157
  4. Step 4: Simplify right side
    92,371.50x = 39,663,510,649
  5. Step 5: Solve for x
    x = 39,663,510,649/92,371.50
  6. Step 6: Final answer
    x = 429,391.22

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.