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Finding the Fourth Proportional to 6,006.48, 8,288.80 and 3,488.80

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Solution

The fourth proportional to 6,006.48, 8,288.80 and 3,488.80 is: 4,814.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,006.48 : 8,288.80 = 3,488.80 : x
  2. Step 2: Convert to fraction form
    6,006.48/8,288.80 = 3,488.80/x
  3. Step 3: Cross multiply
    6,006.48x = 8,288.80 × 3,488.80
  4. Step 4: Simplify right side
    6,006.48x = 28,917,965.44
  5. Step 5: Solve for x
    x = 28,917,965.44/6,006.48
  6. Step 6: Final answer
    x = 4,814.46

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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.