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Finding the Third Proportional to 38,684.63 and 84,750.38

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Solution

The third proportional to 38,684.63 and 84,750.38 is: 185,671.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,684.63 : 84,750.38 = 84,750.38 : x
  2. Step 2: Convert to fraction form
    38,684.63/84,750.38 = 84,750.38/x
  3. Step 3: Cross multiply
    38,684.63x = 84,750.38 × 84,750.38
  4. Step 4: Simplify right side
    38,684.63x = 7,182,626,062.64
  5. Step 5: Solve for x
    x = 7,182,626,062.64/38,684.63
  6. Step 6: Final answer
    x = 185,671.34

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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.