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Finding the Third Proportional to 38,388 and 83,332

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Solution

The third proportional to 38,388 and 83,332 is: 180,895.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,388 : 83,332 = 83,332 : x
  2. Step 2: Convert to fraction form
    38,388/83,332 = 83,332/x
  3. Step 3: Cross multiply
    38,388x = 83,332 × 83,332
  4. Step 4: Simplify right side
    38,388x = 6,944,222,224
  5. Step 5: Solve for x
    x = 6,944,222,224/38,388
  6. Step 6: Final answer
    x = 180,895.65

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.