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Finding the Fourth Proportional to 8,999.84, 13,498.23 and 2,424.56

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Solution

The fourth proportional to 8,999.84, 13,498.23 and 2,424.56 is: 3,636.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,999.84 : 13,498.23 = 2,424.56 : x
  2. Step 2: Convert to fraction form
    8,999.84/13,498.23 = 2,424.56/x
  3. Step 3: Cross multiply
    8,999.84x = 13,498.23 × 2,424.56
  4. Step 4: Simplify right side
    8,999.84x = 32,727,268.53
  5. Step 5: Solve for x
    x = 32,727,268.53/8,999.84
  6. Step 6: Final answer
    x = 3,636.43

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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.