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Finding the Third Proportional to 37,890 and 60,300

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Solution

The third proportional to 37,890 and 60,300 is: 95,964.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,890 : 60,300 = 60,300 : x
  2. Step 2: Convert to fraction form
    37,890/60,300 = 60,300/x
  3. Step 3: Cross multiply
    37,890x = 60,300 × 60,300
  4. Step 4: Simplify right side
    37,890x = 3,636,090,000
  5. Step 5: Solve for x
    x = 3,636,090,000/37,890
  6. Step 6: Final answer
    x = 95,964.37

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.