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Finding the Fourth Proportional to 6,550.04, 9,042.10 and 3,860.41

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Solution

The fourth proportional to 6,550.04, 9,042.10 and 3,860.41 is: 5,329.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,550.04 : 9,042.10 = 3,860.41 : x
  2. Step 2: Convert to fraction form
    6,550.04/9,042.10 = 3,860.41/x
  3. Step 3: Cross multiply
    6,550.04x = 9,042.10 × 3,860.41
  4. Step 4: Simplify right side
    6,550.04x = 34,906,214.91
  5. Step 5: Solve for x
    x = 34,906,214.91/6,550.04
  6. Step 6: Final answer
    x = 5,329.16

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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.