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Finding the Fourth Proportional to 491,110.12, 737,058.84 and 254,520.44

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Solution

The fourth proportional to 491,110.12, 737,058.84 and 254,520.44 is: 381,984.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,110.12 : 737,058.84 = 254,520.44 : x
  2. Step 2: Convert to fraction form
    491,110.12/737,058.84 = 254,520.44/x
  3. Step 3: Cross multiply
    491,110.12x = 737,058.84 × 254,520.44
  4. Step 4: Simplify right side
    491,110.12x = 187,596,540,262.69
  5. Step 5: Solve for x
    x = 187,596,540,262.69/491,110.12
  6. Step 6: Final answer
    x = 381,984.68

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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.