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Finding the Fourth Proportional to 7,527.88, 11,241.77 and 7,446.52

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Solution

The fourth proportional to 7,527.88, 11,241.77 and 7,446.52 is: 11,120.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,527.88 : 11,241.77 = 7,446.52 : x
  2. Step 2: Convert to fraction form
    7,527.88/11,241.77 = 7,446.52/x
  3. Step 3: Cross multiply
    7,527.88x = 11,241.77 × 7,446.52
  4. Step 4: Simplify right side
    7,527.88x = 83,712,065.14
  5. Step 5: Solve for x
    x = 83,712,065.14/7,527.88
  6. Step 6: Final answer
    x = 11,120.27

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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.