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Finding the Fourth Proportional to 7,559, 11,327.56 and 4,265.13

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Solution

The fourth proportional to 7,559, 11,327.56 and 4,265.13 is: 6,391.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,559 : 11,327.56 = 4,265.13 : x
  2. Step 2: Convert to fraction form
    7,559/11,327.56 = 4,265.13/x
  3. Step 3: Cross multiply
    7,559x = 11,327.56 × 4,265.13
  4. Step 4: Simplify right side
    7,559x = 48,313,515.98
  5. Step 5: Solve for x
    x = 48,313,515.98/7,559
  6. Step 6: Final answer
    x = 6,391.52

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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.