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Finding the Fourth Proportional to 548,204.40, 822,205.98 and 248,612.94

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Solution

The fourth proportional to 548,204.40, 822,205.98 and 248,612.94 is: 372,873.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,204.40 : 822,205.98 = 248,612.94 : x
  2. Step 2: Convert to fraction form
    548,204.40/822,205.98 = 248,612.94/x
  3. Step 3: Cross multiply
    548,204.40x = 822,205.98 × 248,612.94
  4. Step 4: Simplify right side
    548,204.40x = 204,411,045,973.38
  5. Step 5: Solve for x
    x = 204,411,045,973.38/548,204.40
  6. Step 6: Final answer
    x = 372,873.78

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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.