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Finding the Fourth Proportional to 8,851.15, 13,277.40 and 2,277.40

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Solution

The fourth proportional to 8,851.15, 13,277.40 and 2,277.40 is: 3,416.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,851.15 : 13,277.40 = 2,277.40 : x
  2. Step 2: Convert to fraction form
    8,851.15/13,277.40 = 2,277.40/x
  3. Step 3: Cross multiply
    8,851.15x = 13,277.40 × 2,277.40
  4. Step 4: Simplify right side
    8,851.15x = 30,237,884.37
  5. Step 5: Solve for x
    x = 30,237,884.37/8,851.15
  6. Step 6: Final answer
    x = 3,416.27

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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.