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Finding the Fourth Proportional to 283,433.45, 425,210.15 and 93,883.09

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Solution

The fourth proportional to 283,433.45, 425,210.15 and 93,883.09 is: 140,844.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,433.45 : 425,210.15 = 93,883.09 : x
  2. Step 2: Convert to fraction form
    283,433.45/425,210.15 = 93,883.09/x
  3. Step 3: Cross multiply
    283,433.45x = 425,210.15 × 93,883.09
  4. Step 4: Simplify right side
    283,433.45x = 39,920,040,185.90
  5. Step 5: Solve for x
    x = 39,920,040,185.90/283,433.45
  6. Step 6: Final answer
    x = 140,844.49

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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.