Home / 386,536.74-579,943.22-235,042.04

Finding the Fourth Proportional to 386,536.74, 579,943.22 and 235,042.04

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Solution

The fourth proportional to 386,536.74, 579,943.22 and 235,042.04 is: 352,647.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,536.74 : 579,943.22 = 235,042.04 : x
  2. Step 2: Convert to fraction form
    386,536.74/579,943.22 = 235,042.04/x
  3. Step 3: Cross multiply
    386,536.74x = 579,943.22 × 235,042.04
  4. Step 4: Simplify right side
    386,536.74x = 136,311,037,512.97
  5. Step 5: Solve for x
    x = 136,311,037,512.97/386,536.74
  6. Step 6: Final answer
    x = 352,647.04

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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.