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Finding the Third Proportional to 58,340 and 124,942

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Solution

The third proportional to 58,340 and 124,942 is: 267,578.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,340 : 124,942 = 124,942 : x
  2. Step 2: Convert to fraction form
    58,340/124,942 = 124,942/x
  3. Step 3: Cross multiply
    58,340x = 124,942 × 124,942
  4. Step 4: Simplify right side
    58,340x = 15,610,503,364
  5. Step 5: Solve for x
    x = 15,610,503,364/58,340
  6. Step 6: Final answer
    x = 267,578.05

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.