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Finding the Fourth Proportional to 275,967.54, 413,994.27 and 88,997.94

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Solution

The fourth proportional to 275,967.54, 413,994.27 and 88,997.94 is: 133,510.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,967.54 : 413,994.27 = 88,997.94 : x
  2. Step 2: Convert to fraction form
    275,967.54/413,994.27 = 88,997.94/x
  3. Step 3: Cross multiply
    275,967.54x = 413,994.27 × 88,997.94
  4. Step 4: Simplify right side
    275,967.54x = 36,844,637,201.80
  5. Step 5: Solve for x
    x = 36,844,637,201.80/275,967.54
  6. Step 6: Final answer
    x = 133,510.76

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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.