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Finding the Fourth Proportional to 466,920.92, 699,258.62 and 266,634.24

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Solution

The fourth proportional to 466,920.92, 699,258.62 and 266,634.24 is: 399,310.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,920.92 : 699,258.62 = 266,634.24 : x
  2. Step 2: Convert to fraction form
    466,920.92/699,258.62 = 266,634.24/x
  3. Step 3: Cross multiply
    466,920.92x = 699,258.62 × 266,634.24
  4. Step 4: Simplify right side
    466,920.92x = 186,446,289,373.98
  5. Step 5: Solve for x
    x = 186,446,289,373.98/466,920.92
  6. Step 6: Final answer
    x = 399,310.21

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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.