Home / 627,158.88-940,872.48-194,867.28

Finding the Fourth Proportional to 627,158.88, 940,872.48 and 194,867.28

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Solution

The fourth proportional to 627,158.88, 940,872.48 and 194,867.28 is: 292,342.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,158.88 : 940,872.48 = 194,867.28 : x
  2. Step 2: Convert to fraction form
    627,158.88/940,872.48 = 194,867.28/x
  3. Step 3: Cross multiply
    627,158.88x = 940,872.48 × 194,867.28
  4. Step 4: Simplify right side
    627,158.88x = 183,345,261,004.45
  5. Step 5: Solve for x
    x = 183,345,261,004.45/627,158.88
  6. Step 6: Final answer
    x = 292,342.61

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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.