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Finding the Fourth Proportional to 5,555.98, 8,333.97 and 3,835.54

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Solution

The fourth proportional to 5,555.98, 8,333.97 and 3,835.54 is: 5,753.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555.98 : 8,333.97 = 3,835.54 : x
  2. Step 2: Convert to fraction form
    5,555.98/8,333.97 = 3,835.54/x
  3. Step 3: Cross multiply
    5,555.98x = 8,333.97 × 3,835.54
  4. Step 4: Simplify right side
    5,555.98x = 31,965,275.29
  5. Step 5: Solve for x
    x = 31,965,275.29/5,555.98
  6. Step 6: Final answer
    x = 5,753.31

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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.