Home / 627,553.95-941,322.72-154,243.41

Finding the Fourth Proportional to 627,553.95, 941,322.72 and 154,243.41

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Solution

The fourth proportional to 627,553.95, 941,322.72 and 154,243.41 is: 231,363.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,553.95 : 941,322.72 = 154,243.41 : x
  2. Step 2: Convert to fraction form
    627,553.95/941,322.72 = 154,243.41/x
  3. Step 3: Cross multiply
    627,553.95x = 941,322.72 × 154,243.41
  4. Step 4: Simplify right side
    627,553.95x = 145,192,826,243.28
  5. Step 5: Solve for x
    x = 145,192,826,243.28/627,553.95
  6. Step 6: Final answer
    x = 231,363.10

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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.