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Finding the Fourth Proportional to 3,637.87, 5,450.19 and 3,502.87

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Solution

The fourth proportional to 3,637.87, 5,450.19 and 3,502.87 is: 5,247.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,637.87 : 5,450.19 = 3,502.87 : x
  2. Step 2: Convert to fraction form
    3,637.87/5,450.19 = 3,502.87/x
  3. Step 3: Cross multiply
    3,637.87x = 5,450.19 × 3,502.87
  4. Step 4: Simplify right side
    3,637.87x = 19,091,307.05
  5. Step 5: Solve for x
    x = 19,091,307.05/3,637.87
  6. Step 6: Final answer
    x = 5,247.94

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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.