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Finding the Third Proportional to 87,423 and 130,593

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Solution

The third proportional to 87,423 and 130,593 is: 195,080.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,423 : 130,593 = 130,593 : x
  2. Step 2: Convert to fraction form
    87,423/130,593 = 130,593/x
  3. Step 3: Cross multiply
    87,423x = 130,593 × 130,593
  4. Step 4: Simplify right side
    87,423x = 17,054,531,649
  5. Step 5: Solve for x
    x = 17,054,531,649/87,423
  6. Step 6: Final answer
    x = 195,080.60

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.