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Finding the Third Proportional to 173,778.75 and 376,459.88

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Solution

The third proportional to 173,778.75 and 376,459.88 is: 815,531.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,778.75 : 376,459.88 = 376,459.88 : x
  2. Step 2: Convert to fraction form
    173,778.75/376,459.88 = 376,459.88/x
  3. Step 3: Cross multiply
    173,778.75x = 376,459.88 × 376,459.88
  4. Step 4: Simplify right side
    173,778.75x = 141,722,037,485.02
  5. Step 5: Solve for x
    x = 141,722,037,485.02/173,778.75
  6. Step 6: Final answer
    x = 815,531.46

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.