Home / 454,150.20-681,225.30-384,166.20

Finding the Fourth Proportional to 454,150.20, 681,225.30 and 384,166.20

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Solution

The fourth proportional to 454,150.20, 681,225.30 and 384,166.20 is: 576,249.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,150.20 : 681,225.30 = 384,166.20 : x
  2. Step 2: Convert to fraction form
    454,150.20/681,225.30 = 384,166.20/x
  3. Step 3: Cross multiply
    454,150.20x = 681,225.30 × 384,166.20
  4. Step 4: Simplify right side
    454,150.20x = 261,703,734,844.86
  5. Step 5: Solve for x
    x = 261,703,734,844.86/454,150.20
  6. Step 6: Final answer
    x = 576,249.30

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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.