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Finding the Fourth Proportional to 6,357.07, 8,772.60 and 3,524.39

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Solution

The fourth proportional to 6,357.07, 8,772.60 and 3,524.39 is: 4,863.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,357.07 : 8,772.60 = 3,524.39 : x
  2. Step 2: Convert to fraction form
    6,357.07/8,772.60 = 3,524.39/x
  3. Step 3: Cross multiply
    6,357.07x = 8,772.60 × 3,524.39
  4. Step 4: Simplify right side
    6,357.07x = 30,918,002.23
  5. Step 5: Solve for x
    x = 30,918,002.23/6,357.07
  6. Step 6: Final answer
    x = 4,863.57

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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.