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Finding the Fourth Proportional to 6,775.61, 10,163.61 and 1,845.35

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Solution

The fourth proportional to 6,775.61, 10,163.61 and 1,845.35 is: 2,768.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,775.61 : 10,163.61 = 1,845.35 : x
  2. Step 2: Convert to fraction form
    6,775.61/10,163.61 = 1,845.35/x
  3. Step 3: Cross multiply
    6,775.61x = 10,163.61 × 1,845.35
  4. Step 4: Simplify right side
    6,775.61x = 18,755,366.90
  5. Step 5: Solve for x
    x = 18,755,366.90/6,775.61
  6. Step 6: Final answer
    x = 2,768.07

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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.