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Finding the Fourth Proportional to 3,504.72, 4,834.79 and 3,254.58

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Solution

The fourth proportional to 3,504.72, 4,834.79 and 3,254.58 is: 4,489.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,504.72 : 4,834.79 = 3,254.58 : x
  2. Step 2: Convert to fraction form
    3,504.72/4,834.79 = 3,254.58/x
  3. Step 3: Cross multiply
    3,504.72x = 4,834.79 × 3,254.58
  4. Step 4: Simplify right side
    3,504.72x = 15,735,206.77
  5. Step 5: Solve for x
    x = 15,735,206.77/3,504.72
  6. Step 6: Final answer
    x = 4,489.72

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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.