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Finding the Third Proportional to 28,770.50 and 62,473

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Solution

The third proportional to 28,770.50 and 62,473 is: 135,655.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,770.50 : 62,473 = 62,473 : x
  2. Step 2: Convert to fraction form
    28,770.50/62,473 = 62,473/x
  3. Step 3: Cross multiply
    28,770.50x = 62,473 × 62,473
  4. Step 4: Simplify right side
    28,770.50x = 3,902,875,729
  5. Step 5: Solve for x
    x = 3,902,875,729/28,770.50
  6. Step 6: Final answer
    x = 135,655.47

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.