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Finding the Third Proportional to 28,347 and 62,070

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Solution

The third proportional to 28,347 and 62,070 is: 135,911.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,347 : 62,070 = 62,070 : x
  2. Step 2: Convert to fraction form
    28,347/62,070 = 62,070/x
  3. Step 3: Cross multiply
    28,347x = 62,070 × 62,070
  4. Step 4: Simplify right side
    28,347x = 3,852,684,900
  5. Step 5: Solve for x
    x = 3,852,684,900/28,347
  6. Step 6: Final answer
    x = 135,911.56

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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.