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Finding the Third Proportional to 103,389 and 159,579

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Solution

The third proportional to 103,389 and 159,579 is: 246,307.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,389 : 159,579 = 159,579 : x
  2. Step 2: Convert to fraction form
    103,389/159,579 = 159,579/x
  3. Step 3: Cross multiply
    103,389x = 159,579 × 159,579
  4. Step 4: Simplify right side
    103,389x = 25,465,457,241
  5. Step 5: Solve for x
    x = 25,465,457,241/103,389
  6. Step 6: Final answer
    x = 246,307.22

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.