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Finding the Fourth Proportional to 8,994.86, 12,412.50 and 5,016.41

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Solution

The fourth proportional to 8,994.86, 12,412.50 and 5,016.41 is: 6,922.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,994.86 : 12,412.50 = 5,016.41 : x
  2. Step 2: Convert to fraction form
    8,994.86/12,412.50 = 5,016.41/x
  3. Step 3: Cross multiply
    8,994.86x = 12,412.50 × 5,016.41
  4. Step 4: Simplify right side
    8,994.86x = 62,266,189.13
  5. Step 5: Solve for x
    x = 62,266,189.13/8,994.86
  6. Step 6: Final answer
    x = 6,922.42

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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.