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Finding the Third Proportional to 158,474 and 348,052

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Solution

The third proportional to 158,474 and 348,052 is: 764,416.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,474 : 348,052 = 348,052 : x
  2. Step 2: Convert to fraction form
    158,474/348,052 = 348,052/x
  3. Step 3: Cross multiply
    158,474x = 348,052 × 348,052
  4. Step 4: Simplify right side
    158,474x = 121,140,194,704
  5. Step 5: Solve for x
    x = 121,140,194,704/158,474
  6. Step 6: Final answer
    x = 764,416.84

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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.