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Finding the Fourth Proportional to 453,025.72, 625,162.26 and 249,076.42

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Solution

The fourth proportional to 453,025.72, 625,162.26 and 249,076.42 is: 343,718.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,025.72 : 625,162.26 = 249,076.42 : x
  2. Step 2: Convert to fraction form
    453,025.72/625,162.26 = 249,076.42/x
  3. Step 3: Cross multiply
    453,025.72x = 625,162.26 × 249,076.42
  4. Step 4: Simplify right side
    453,025.72x = 155,713,177,639.91
  5. Step 5: Solve for x
    x = 155,713,177,639.91/453,025.72
  6. Step 6: Final answer
    x = 343,718.18

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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.