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Finding the Third Proportional to 60,492 and 130,218

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Solution

The third proportional to 60,492 and 130,218 is: 280,313.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,492 : 130,218 = 130,218 : x
  2. Step 2: Convert to fraction form
    60,492/130,218 = 130,218/x
  3. Step 3: Cross multiply
    60,492x = 130,218 × 130,218
  4. Step 4: Simplify right side
    60,492x = 16,956,727,524
  5. Step 5: Solve for x
    x = 16,956,727,524/60,492
  6. Step 6: Final answer
    x = 280,313.55

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.