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Finding the Fourth Proportional to 7,297.32, 10,945.08 and 3,599.76

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Solution

The fourth proportional to 7,297.32, 10,945.08 and 3,599.76 is: 5,399.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,297.32 : 10,945.08 = 3,599.76 : x
  2. Step 2: Convert to fraction form
    7,297.32/10,945.08 = 3,599.76/x
  3. Step 3: Cross multiply
    7,297.32x = 10,945.08 × 3,599.76
  4. Step 4: Simplify right side
    7,297.32x = 39,399,661.18
  5. Step 5: Solve for x
    x = 39,399,661.18/7,297.32
  6. Step 6: Final answer
    x = 5,399.20

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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.