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Finding the Third Proportional to 89,216 and 192,359

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Solution

The third proportional to 89,216 and 192,359 is: 414,746.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,216 : 192,359 = 192,359 : x
  2. Step 2: Convert to fraction form
    89,216/192,359 = 192,359/x
  3. Step 3: Cross multiply
    89,216x = 192,359 × 192,359
  4. Step 4: Simplify right side
    89,216x = 37,001,984,881
  5. Step 5: Solve for x
    x = 37,001,984,881/89,216
  6. Step 6: Final answer
    x = 414,746.06

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.