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Finding the Third Proportional to 62.50 and 147

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Solution

The third proportional to 62.50 and 147 is: 345.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.50 : 147 = 147 : x
  2. Step 2: Convert to fraction form
    62.50/147 = 147/x
  3. Step 3: Cross multiply
    62.50x = 147 × 147
  4. Step 4: Simplify right side
    62.50x = 21,609
  5. Step 5: Solve for x
    x = 21,609/62.50
  6. Step 6: Final answer
    x = 345.74

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.