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Finding the Fourth Proportional to 3,217.86, 4,824.05 and 3,064.77

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Solution

The fourth proportional to 3,217.86, 4,824.05 and 3,064.77 is: 4,594.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217.86 : 4,824.05 = 3,064.77 : x
  2. Step 2: Convert to fraction form
    3,217.86/4,824.05 = 3,064.77/x
  3. Step 3: Cross multiply
    3,217.86x = 4,824.05 × 3,064.77
  4. Step 4: Simplify right side
    3,217.86x = 14,784,588.39
  5. Step 5: Solve for x
    x = 14,784,588.39/3,217.86
  6. Step 6: Final answer
    x = 4,594.54

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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.