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Finding the Third Proportional to 79,483.78 and 163,068.19

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Solution

The third proportional to 79,483.78 and 163,068.19 is: 334,549.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,483.78 : 163,068.19 = 163,068.19 : x
  2. Step 2: Convert to fraction form
    79,483.78/163,068.19 = 163,068.19/x
  3. Step 3: Cross multiply
    79,483.78x = 163,068.19 × 163,068.19
  4. Step 4: Simplify right side
    79,483.78x = 26,591,233,774.54
  5. Step 5: Solve for x
    x = 26,591,233,774.54/79,483.78
  6. Step 6: Final answer
    x = 334,549.18

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.