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Finding the Fourth Proportional to 322,578.95, 444,502.48 and 249,538.17

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Solution

The fourth proportional to 322,578.95, 444,502.48 and 249,538.17 is: 343,854.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,578.95 : 444,502.48 = 249,538.17 : x
  2. Step 2: Convert to fraction form
    322,578.95/444,502.48 = 249,538.17/x
  3. Step 3: Cross multiply
    322,578.95x = 444,502.48 × 249,538.17
  4. Step 4: Simplify right side
    322,578.95x = 110,920,331,949.46
  5. Step 5: Solve for x
    x = 110,920,331,949.46/322,578.95
  6. Step 6: Final answer
    x = 343,854.83

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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.