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Finding the Fourth Proportional to 3,661.08, 5,465.07 and 3,404.73

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Solution

The fourth proportional to 3,661.08, 5,465.07 and 3,404.73 is: 5,082.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,661.08 : 5,465.07 = 3,404.73 : x
  2. Step 2: Convert to fraction form
    3,661.08/5,465.07 = 3,404.73/x
  3. Step 3: Cross multiply
    3,661.08x = 5,465.07 × 3,404.73
  4. Step 4: Simplify right side
    3,661.08x = 18,607,087.78
  5. Step 5: Solve for x
    x = 18,607,087.78/3,661.08
  6. Step 6: Final answer
    x = 5,082.40

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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.