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Finding the Fourth Proportional to 5,527.78, 8,250.97 and 5,066.08

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Solution

The fourth proportional to 5,527.78, 8,250.97 and 5,066.08 is: 7,561.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,527.78 : 8,250.97 = 5,066.08 : x
  2. Step 2: Convert to fraction form
    5,527.78/8,250.97 = 5,066.08/x
  3. Step 3: Cross multiply
    5,527.78x = 8,250.97 × 5,066.08
  4. Step 4: Simplify right side
    5,527.78x = 41,800,048.77
  5. Step 5: Solve for x
    x = 41,800,048.77/5,527.78
  6. Step 6: Final answer
    x = 7,561.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.