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Finding the Third Proportional to 74,652.75 and 163,867.50

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Solution

The third proportional to 74,652.75 and 163,867.50 is: 359,699.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,652.75 : 163,867.50 = 163,867.50 : x
  2. Step 2: Convert to fraction form
    74,652.75/163,867.50 = 163,867.50/x
  3. Step 3: Cross multiply
    74,652.75x = 163,867.50 × 163,867.50
  4. Step 4: Simplify right side
    74,652.75x = 26,852,557,556.25
  5. Step 5: Solve for x
    x = 26,852,557,556.25/74,652.75
  6. Step 6: Final answer
    x = 359,699.51

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.