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Finding the Fourth Proportional to 403,480.62, 605,311.65 and 123,026.22

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Solution

The fourth proportional to 403,480.62, 605,311.65 and 123,026.22 is: 184,566.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,480.62 : 605,311.65 = 123,026.22 : x
  2. Step 2: Convert to fraction form
    403,480.62/605,311.65 = 123,026.22/x
  3. Step 3: Cross multiply
    403,480.62x = 605,311.65 × 123,026.22
  4. Step 4: Simplify right side
    403,480.62x = 74,469,204,221.46
  5. Step 5: Solve for x
    x = 74,469,204,221.46/403,480.62
  6. Step 6: Final answer
    x = 184,566.99

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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.