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Finding the Fourth Proportional to 8,351.27, 12,527.10 and 2,804.79

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Solution

The fourth proportional to 8,351.27, 12,527.10 and 2,804.79 is: 4,207.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,351.27 : 12,527.10 = 2,804.79 : x
  2. Step 2: Convert to fraction form
    8,351.27/12,527.10 = 2,804.79/x
  3. Step 3: Cross multiply
    8,351.27x = 12,527.10 × 2,804.79
  4. Step 4: Simplify right side
    8,351.27x = 35,135,884.81
  5. Step 5: Solve for x
    x = 35,135,884.81/8,351.27
  6. Step 6: Final answer
    x = 4,207.25

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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.