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Finding the Third Proportional to 34,516 and 53,460

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Solution

The third proportional to 34,516 and 53,460 is: 82,801.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,516 : 53,460 = 53,460 : x
  2. Step 2: Convert to fraction form
    34,516/53,460 = 53,460/x
  3. Step 3: Cross multiply
    34,516x = 53,460 × 53,460
  4. Step 4: Simplify right side
    34,516x = 2,857,971,600
  5. Step 5: Solve for x
    x = 2,857,971,600/34,516
  6. Step 6: Final answer
    x = 82,801.36

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.