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Finding the Third Proportional to 38,356 and 83,888

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Solution

The third proportional to 38,356 and 83,888 is: 183,470.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,356 : 83,888 = 83,888 : x
  2. Step 2: Convert to fraction form
    38,356/83,888 = 83,888/x
  3. Step 3: Cross multiply
    38,356x = 83,888 × 83,888
  4. Step 4: Simplify right side
    38,356x = 7,037,196,544
  5. Step 5: Solve for x
    x = 7,037,196,544/38,356
  6. Step 6: Final answer
    x = 183,470.55

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.