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Finding the Fourth Proportional to 548,727.94, 823,008.88 and 149,400.20

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Solution

The fourth proportional to 548,727.94, 823,008.88 and 149,400.20 is: 224,077.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,727.94 : 823,008.88 = 149,400.20 : x
  2. Step 2: Convert to fraction form
    548,727.94/823,008.88 = 149,400.20/x
  3. Step 3: Cross multiply
    548,727.94x = 823,008.88 × 149,400.20
  4. Step 4: Simplify right side
    548,727.94x = 122,957,688,468.44
  5. Step 5: Solve for x
    x = 122,957,688,468.44/548,727.94
  6. Step 6: Final answer
    x = 224,077.69

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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.