Home / 625,184.97-937,679.27-198,664.64

Finding the Fourth Proportional to 625,184.97, 937,679.27 and 198,664.64

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Solution

The fourth proportional to 625,184.97, 937,679.27 and 198,664.64 is: 297,965.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,184.97 : 937,679.27 = 198,664.64 : x
  2. Step 2: Convert to fraction form
    625,184.97/937,679.27 = 198,664.64/x
  3. Step 3: Cross multiply
    625,184.97x = 937,679.27 × 198,664.64
  4. Step 4: Simplify right side
    625,184.97x = 186,283,714,610.01
  5. Step 5: Solve for x
    x = 186,283,714,610.01/625,184.97
  6. Step 6: Final answer
    x = 297,965.76

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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.