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Finding the Fourth Proportional to 868,797.92, 1,303,255.20 and 237,717.20

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Solution

The fourth proportional to 868,797.92, 1,303,255.20 and 237,717.20 is: 356,591.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,797.92 : 1,303,255.20 = 237,717.20 : x
  2. Step 2: Convert to fraction form
    868,797.92/1,303,255.20 = 237,717.20/x
  3. Step 3: Cross multiply
    868,797.92x = 1,303,255.20 × 237,717.20
  4. Step 4: Simplify right side
    868,797.92x = 309,806,169,324.58
  5. Step 5: Solve for x
    x = 309,806,169,324.58/868,797.92
  6. Step 6: Final answer
    x = 356,591.75

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1.5x scale

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.