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Finding the Fourth Proportional to 5,881.68, 8,822.64 and 2,416.80

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Solution

The fourth proportional to 5,881.68, 8,822.64 and 2,416.80 is: 3,625.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,881.68 : 8,822.64 = 2,416.80 : x
  2. Step 2: Convert to fraction form
    5,881.68/8,822.64 = 2,416.80/x
  3. Step 3: Cross multiply
    5,881.68x = 8,822.64 × 2,416.80
  4. Step 4: Simplify right side
    5,881.68x = 21,322,556.35
  5. Step 5: Solve for x
    x = 21,322,556.35/5,881.68
  6. Step 6: Final answer
    x = 3,625.25

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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.