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Finding the Fourth Proportional to 548,555.80, 822,537.84 and 248,872.86

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Solution

The fourth proportional to 548,555.80, 822,537.84 and 248,872.86 is: 373,175.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,555.80 : 822,537.84 = 248,872.86 : x
  2. Step 2: Convert to fraction form
    548,555.80/822,537.84 = 248,872.86/x
  3. Step 3: Cross multiply
    548,555.80x = 822,537.84 × 248,872.86
  4. Step 4: Simplify right side
    548,555.80x = 204,707,344,699.02
  5. Step 5: Solve for x
    x = 204,707,344,699.02/548,555.80
  6. Step 6: Final answer
    x = 373,175.06

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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.