Home / 627,752.52-941,620.68-154,442.04

Finding the Fourth Proportional to 627,752.52, 941,620.68 and 154,442.04

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Solution

The fourth proportional to 627,752.52, 941,620.68 and 154,442.04 is: 231,661.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,752.52 : 941,620.68 = 154,442.04 : x
  2. Step 2: Convert to fraction form
    627,752.52/941,620.68 = 154,442.04/x
  3. Step 3: Cross multiply
    627,752.52x = 941,620.68 × 154,442.04
  4. Step 4: Simplify right side
    627,752.52x = 145,425,818,725.39
  5. Step 5: Solve for x
    x = 145,425,818,725.39/627,752.52
  6. Step 6: Final answer
    x = 231,661.07

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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.