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Finding the Third Proportional to 44,520 and 59,970

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Solution

The third proportional to 44,520 and 59,970 is: 80,781.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,520 : 59,970 = 59,970 : x
  2. Step 2: Convert to fraction form
    44,520/59,970 = 59,970/x
  3. Step 3: Cross multiply
    44,520x = 59,970 × 59,970
  4. Step 4: Simplify right side
    44,520x = 3,596,400,900
  5. Step 5: Solve for x
    x = 3,596,400,900/44,520
  6. Step 6: Final answer
    x = 80,781.69

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.