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Finding the Third Proportional to 158,835.94 and 348,775.88

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Solution

The third proportional to 158,835.94 and 348,775.88 is: 765,850.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,835.94 : 348,775.88 = 348,775.88 : x
  2. Step 2: Convert to fraction form
    158,835.94/348,775.88 = 348,775.88/x
  3. Step 3: Cross multiply
    158,835.94x = 348,775.88 × 348,775.88
  4. Step 4: Simplify right side
    158,835.94x = 121,644,610,982.02
  5. Step 5: Solve for x
    x = 121,644,610,982.02/158,835.94
  6. Step 6: Final answer
    x = 765,850.68

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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.