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Finding the Fourth Proportional to 8,528.93, 11,769.11 and 4,751.71

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Solution

The fourth proportional to 8,528.93, 11,769.11 and 4,751.71 is: 6,556.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,528.93 : 11,769.11 = 4,751.71 : x
  2. Step 2: Convert to fraction form
    8,528.93/11,769.11 = 4,751.71/x
  3. Step 3: Cross multiply
    8,528.93x = 11,769.11 × 4,751.71
  4. Step 4: Simplify right side
    8,528.93x = 55,923,397.68
  5. Step 5: Solve for x
    x = 55,923,397.68/8,528.93
  6. Step 6: Final answer
    x = 6,556.91

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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.