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Finding the Fourth Proportional to 454,880.16, 680,998.68 and 264,760.20

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Solution

The fourth proportional to 454,880.16, 680,998.68 and 264,760.20 is: 396,371.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,880.16 : 680,998.68 = 264,760.20 : x
  2. Step 2: Convert to fraction form
    454,880.16/680,998.68 = 264,760.20/x
  3. Step 3: Cross multiply
    454,880.16x = 680,998.68 × 264,760.20
  4. Step 4: Simplify right side
    454,880.16x = 180,301,346,716.54
  5. Step 5: Solve for x
    x = 180,301,346,716.54/454,880.16
  6. Step 6: Final answer
    x = 396,371.09

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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.