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Finding the Fourth Proportional to 453,394.44, 625,684.38 and 249,441

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Solution

The fourth proportional to 453,394.44, 625,684.38 and 249,441 is: 344,228.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,394.44 : 625,684.38 = 249,441 : x
  2. Step 2: Convert to fraction form
    453,394.44/625,684.38 = 249,441/x
  3. Step 3: Cross multiply
    453,394.44x = 625,684.38 × 249,441
  4. Step 4: Simplify right side
    453,394.44x = 156,071,337,431.58
  5. Step 5: Solve for x
    x = 156,071,337,431.58/453,394.44
  6. Step 6: Final answer
    x = 344,228.61

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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.