Home / 627,358.56-940,508.84-272,105.04

Finding the Fourth Proportional to 627,358.56, 940,508.84 and 272,105.04

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Solution

The fourth proportional to 627,358.56, 940,508.84 and 272,105.04 is: 407,928.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,358.56 : 940,508.84 = 272,105.04 : x
  2. Step 2: Convert to fraction form
    627,358.56/940,508.84 = 272,105.04/x
  3. Step 3: Cross multiply
    627,358.56x = 940,508.84 × 272,105.04
  4. Step 4: Simplify right side
    627,358.56x = 255,917,195,528.55
  5. Step 5: Solve for x
    x = 255,917,195,528.55/627,358.56
  6. Step 6: Final answer
    x = 407,928.12

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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.