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Finding the Third Proportional to 14,237 and 31,246

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Solution

The third proportional to 14,237 and 31,246 is: 68,575.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,237 : 31,246 = 31,246 : x
  2. Step 2: Convert to fraction form
    14,237/31,246 = 31,246/x
  3. Step 3: Cross multiply
    14,237x = 31,246 × 31,246
  4. Step 4: Simplify right side
    14,237x = 976,312,516
  5. Step 5: Solve for x
    x = 976,312,516/14,237
  6. Step 6: Final answer
    x = 68,575.72

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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.