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Finding the Fourth Proportional to 6,473.70, 8,933.48 and 3,641.19

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Solution

The fourth proportional to 6,473.70, 8,933.48 and 3,641.19 is: 5,024.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,473.70 : 8,933.48 = 3,641.19 : x
  2. Step 2: Convert to fraction form
    6,473.70/8,933.48 = 3,641.19/x
  3. Step 3: Cross multiply
    6,473.70x = 8,933.48 × 3,641.19
  4. Step 4: Simplify right side
    6,473.70x = 32,528,479.84
  5. Step 5: Solve for x
    x = 32,528,479.84/6,473.70
  6. Step 6: Final answer
    x = 5,024.71

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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.