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Finding the Fourth Proportional to 8,444.17, 11,653.89 and 6,344.65

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Solution

The fourth proportional to 8,444.17, 11,653.89 and 6,344.65 is: 8,756.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,444.17 : 11,653.89 = 6,344.65 : x
  2. Step 2: Convert to fraction form
    8,444.17/11,653.89 = 6,344.65/x
  3. Step 3: Cross multiply
    8,444.17x = 11,653.89 × 6,344.65
  4. Step 4: Simplify right side
    8,444.17x = 73,939,794.92
  5. Step 5: Solve for x
    x = 73,939,794.92/8,444.17
  6. Step 6: Final answer
    x = 8,756.32

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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.