Home / 439,634.17-606,502.54-258,264.29

Finding the Fourth Proportional to 439,634.17, 606,502.54 and 258,264.29

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Solution

The fourth proportional to 439,634.17, 606,502.54 and 258,264.29 is: 356,291.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,634.17 : 606,502.54 = 258,264.29 : x
  2. Step 2: Convert to fraction form
    439,634.17/606,502.54 = 258,264.29/x
  3. Step 3: Cross multiply
    439,634.17x = 606,502.54 × 258,264.29
  4. Step 4: Simplify right side
    439,634.17x = 156,637,947,876.30
  5. Step 5: Solve for x
    x = 156,637,947,876.30/439,634.17
  6. Step 6: Final answer
    x = 356,291.57

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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.