Home / 548,972.25-822,887.46-212,244.18

Finding the Fourth Proportional to 548,972.25, 822,887.46 and 212,244.18

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Solution

The fourth proportional to 548,972.25, 822,887.46 and 212,244.18 is: 318,145.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,972.25 : 822,887.46 = 212,244.18 : x
  2. Step 2: Convert to fraction form
    548,972.25/822,887.46 = 212,244.18/x
  3. Step 3: Cross multiply
    548,972.25x = 822,887.46 × 212,244.18
  4. Step 4: Simplify right side
    548,972.25x = 174,653,074,179.98
  5. Step 5: Solve for x
    x = 174,653,074,179.98/548,972.25
  6. Step 6: Final answer
    x = 318,145.54

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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.