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Finding the Fourth Proportional to 452,197.26, 677,409.11 and 262,258.61

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Solution

The fourth proportional to 452,197.26, 677,409.11 and 262,258.61 is: 392,873.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,197.26 : 677,409.11 = 262,258.61 : x
  2. Step 2: Convert to fraction form
    452,197.26/677,409.11 = 262,258.61/x
  3. Step 3: Cross multiply
    452,197.26x = 677,409.11 × 262,258.61
  4. Step 4: Simplify right side
    452,197.26x = 177,656,371,132.29
  5. Step 5: Solve for x
    x = 177,656,371,132.29/452,197.26
  6. Step 6: Final answer
    x = 392,873.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.