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Finding the Third Proportional to 28,473 and 62,310

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Solution

The third proportional to 28,473 and 62,310 is: 136,358.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,473 : 62,310 = 62,310 : x
  2. Step 2: Convert to fraction form
    28,473/62,310 = 62,310/x
  3. Step 3: Cross multiply
    28,473x = 62,310 × 62,310
  4. Step 4: Simplify right side
    28,473x = 3,882,536,100
  5. Step 5: Solve for x
    x = 3,882,536,100/28,473
  6. Step 6: Final answer
    x = 136,358.52

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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.