Home / 454,973.24-627,861.30-251,036.85

Finding the Fourth Proportional to 454,973.24, 627,861.30 and 251,036.85

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Solution

The fourth proportional to 454,973.24, 627,861.30 and 251,036.85 is: 346,429.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,973.24 : 627,861.30 = 251,036.85 : x
  2. Step 2: Convert to fraction form
    454,973.24/627,861.30 = 251,036.85/x
  3. Step 3: Cross multiply
    454,973.24x = 627,861.30 × 251,036.85
  4. Step 4: Simplify right side
    454,973.24x = 157,616,322,988.91
  5. Step 5: Solve for x
    x = 157,616,322,988.91/454,973.24
  6. Step 6: Final answer
    x = 346,429.88

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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.