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Finding the Fourth Proportional to 253,050.39, 379,201.06 and 110,764.17

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Solution

The fourth proportional to 253,050.39, 379,201.06 and 110,764.17 is: 165,982.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,050.39 : 379,201.06 = 110,764.17 : x
  2. Step 2: Convert to fraction form
    253,050.39/379,201.06 = 110,764.17/x
  3. Step 3: Cross multiply
    253,050.39x = 379,201.06 × 110,764.17
  4. Step 4: Simplify right side
    253,050.39x = 42,001,890,674.02
  5. Step 5: Solve for x
    x = 42,001,890,674.02/253,050.39
  6. Step 6: Final answer
    x = 165,982.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.