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Finding the Third Proportional to 74,184 and 159,168

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Solution

The third proportional to 74,184 and 159,168 is: 341,508.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,184 : 159,168 = 159,168 : x
  2. Step 2: Convert to fraction form
    74,184/159,168 = 159,168/x
  3. Step 3: Cross multiply
    74,184x = 159,168 × 159,168
  4. Step 4: Simplify right side
    74,184x = 25,334,452,224
  5. Step 5: Solve for x
    x = 25,334,452,224/74,184
  6. Step 6: Final answer
    x = 341,508.31

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.