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Finding the Fourth Proportional to 8,887.68, 13,332.13 and 3,048.39

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Solution

The fourth proportional to 8,887.68, 13,332.13 and 3,048.39 is: 4,572.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,887.68 : 13,332.13 = 3,048.39 : x
  2. Step 2: Convert to fraction form
    8,887.68/13,332.13 = 3,048.39/x
  3. Step 3: Cross multiply
    8,887.68x = 13,332.13 × 3,048.39
  4. Step 4: Simplify right side
    8,887.68x = 40,641,524.15
  5. Step 5: Solve for x
    x = 40,641,524.15/8,887.68
  6. Step 6: Final answer
    x = 4,572.79

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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.