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Finding the Fourth Proportional to 6,452.19, 8,903.99 and 3,933.77

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Solution

The fourth proportional to 6,452.19, 8,903.99 and 3,933.77 is: 5,428.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,452.19 : 8,903.99 = 3,933.77 : x
  2. Step 2: Convert to fraction form
    6,452.19/8,903.99 = 3,933.77/x
  3. Step 3: Cross multiply
    6,452.19x = 8,903.99 × 3,933.77
  4. Step 4: Simplify right side
    6,452.19x = 35,026,214.06
  5. Step 5: Solve for x
    x = 35,026,214.06/6,452.19
  6. Step 6: Final answer
    x = 5,428.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.