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Finding the Fourth Proportional to 453,104.56, 625,324.13 and 249,191.41

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Solution

The fourth proportional to 453,104.56, 625,324.13 and 249,191.41 is: 343,906.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,104.56 : 625,324.13 = 249,191.41 : x
  2. Step 2: Convert to fraction form
    453,104.56/625,324.13 = 249,191.41/x
  3. Step 3: Cross multiply
    453,104.56x = 625,324.13 × 249,191.41
  4. Step 4: Simplify right side
    453,104.56x = 155,825,401,661.72
  5. Step 5: Solve for x
    x = 155,825,401,661.72/453,104.56
  6. Step 6: Final answer
    x = 343,906.05

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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.