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Finding the Fourth Proportional to 376,476.85, 519,523.84 and 233,233.82

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Solution

The fourth proportional to 376,476.85, 519,523.84 and 233,233.82 is: 321,853.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,476.85 : 519,523.84 = 233,233.82 : x
  2. Step 2: Convert to fraction form
    376,476.85/519,523.84 = 233,233.82/x
  3. Step 3: Cross multiply
    376,476.85x = 519,523.84 × 233,233.82
  4. Step 4: Simplify right side
    376,476.85x = 121,170,529,784.27
  5. Step 5: Solve for x
    x = 121,170,529,784.27/376,476.85
  6. Step 6: Final answer
    x = 321,853.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.