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Finding the Fourth Proportional to 8,246.84, 11,382.10 and 6,254.04

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Solution

The fourth proportional to 8,246.84, 11,382.10 and 6,254.04 is: 8,631.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,246.84 : 11,382.10 = 6,254.04 : x
  2. Step 2: Convert to fraction form
    8,246.84/11,382.10 = 6,254.04/x
  3. Step 3: Cross multiply
    8,246.84x = 11,382.10 × 6,254.04
  4. Step 4: Simplify right side
    8,246.84x = 71,184,108.68
  5. Step 5: Solve for x
    x = 71,184,108.68/8,246.84
  6. Step 6: Final answer
    x = 8,631.68

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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.