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Finding the Fourth Proportional to 3,479.04, 4,793.85 and 3,472.56

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Solution

The fourth proportional to 3,479.04, 4,793.85 and 3,472.56 is: 4,784.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479.04 : 4,793.85 = 3,472.56 : x
  2. Step 2: Convert to fraction form
    3,479.04/4,793.85 = 3,472.56/x
  3. Step 3: Cross multiply
    3,479.04x = 4,793.85 × 3,472.56
  4. Step 4: Simplify right side
    3,479.04x = 16,646,931.76
  5. Step 5: Solve for x
    x = 16,646,931.76/3,479.04
  6. Step 6: Final answer
    x = 4,784.92

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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.