Home / 454,964.39-627,853.04-251,015.30

Finding the Fourth Proportional to 454,964.39, 627,853.04 and 251,015.30

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Solution

The fourth proportional to 454,964.39, 627,853.04 and 251,015.30 is: 346,402.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,964.39 : 627,853.04 = 251,015.30 : x
  2. Step 2: Convert to fraction form
    454,964.39/627,853.04 = 251,015.30/x
  3. Step 3: Cross multiply
    454,964.39x = 627,853.04 × 251,015.30
  4. Step 4: Simplify right side
    454,964.39x = 157,600,714,797.17
  5. Step 5: Solve for x
    x = 157,600,714,797.17/454,964.39
  6. Step 6: Final answer
    x = 346,402.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.