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Finding the Fourth Proportional to 7,804.35, 10,769.98 and 4,267.56

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Solution

The fourth proportional to 7,804.35, 10,769.98 and 4,267.56 is: 5,889.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,804.35 : 10,769.98 = 4,267.56 : x
  2. Step 2: Convert to fraction form
    7,804.35/10,769.98 = 4,267.56/x
  3. Step 3: Cross multiply
    7,804.35x = 10,769.98 × 4,267.56
  4. Step 4: Simplify right side
    7,804.35x = 45,961,535.85
  5. Step 5: Solve for x
    x = 45,961,535.85/7,804.35
  6. Step 6: Final answer
    x = 5,889.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.