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Finding the Fourth Proportional to 283,906.57, 425,859.84 and 73,544.50

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Solution

The fourth proportional to 283,906.57, 425,859.84 and 73,544.50 is: 110,316.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,906.57 : 425,859.84 = 73,544.50 : x
  2. Step 2: Convert to fraction form
    283,906.57/425,859.84 = 73,544.50/x
  3. Step 3: Cross multiply
    283,906.57x = 425,859.84 × 73,544.50
  4. Step 4: Simplify right side
    283,906.57x = 31,319,649,002.88
  5. Step 5: Solve for x
    x = 31,319,649,002.88/283,906.57
  6. Step 6: Final answer
    x = 110,316.75

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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.