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Finding the Third Proportional to 131,373 and 272,088

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Solution

The third proportional to 131,373 and 272,088 is: 563,524.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,373 : 272,088 = 272,088 : x
  2. Step 2: Convert to fraction form
    131,373/272,088 = 272,088/x
  3. Step 3: Cross multiply
    131,373x = 272,088 × 272,088
  4. Step 4: Simplify right side
    131,373x = 74,031,879,744
  5. Step 5: Solve for x
    x = 74,031,879,744/131,373
  6. Step 6: Final answer
    x = 563,524.31

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.