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Finding the Third Proportional to 74,479.50 and 175,670.44

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Solution

The third proportional to 74,479.50 and 175,670.44 is: 414,343.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,479.50 : 175,670.44 = 175,670.44 : x
  2. Step 2: Convert to fraction form
    74,479.50/175,670.44 = 175,670.44/x
  3. Step 3: Cross multiply
    74,479.50x = 175,670.44 × 175,670.44
  4. Step 4: Simplify right side
    74,479.50x = 30,860,102,611.44
  5. Step 5: Solve for x
    x = 30,860,102,611.44/74,479.50
  6. Step 6: Final answer
    x = 414,343.58

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.