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Finding the Fourth Proportional to 264,579.98, 396,755.15 and 96,044.31

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Solution

The fourth proportional to 264,579.98, 396,755.15 and 96,044.31 is: 144,024.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,579.98 : 396,755.15 = 96,044.31 : x
  2. Step 2: Convert to fraction form
    264,579.98/396,755.15 = 96,044.31/x
  3. Step 3: Cross multiply
    264,579.98x = 396,755.15 × 96,044.31
  4. Step 4: Simplify right side
    264,579.98x = 38,106,074,140.48
  5. Step 5: Solve for x
    x = 38,106,074,140.48/264,579.98
  6. Step 6: Final answer
    x = 144,024.79

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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.