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Finding the Fourth Proportional to 8,850.60, 13,275.90 and 6,904.44

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Solution

The fourth proportional to 8,850.60, 13,275.90 and 6,904.44 is: 10,356.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,850.60 : 13,275.90 = 6,904.44 : x
  2. Step 2: Convert to fraction form
    8,850.60/13,275.90 = 6,904.44/x
  3. Step 3: Cross multiply
    8,850.60x = 13,275.90 × 6,904.44
  4. Step 4: Simplify right side
    8,850.60x = 91,662,655.00
  5. Step 5: Solve for x
    x = 91,662,655.00/8,850.60
  6. Step 6: Final answer
    x = 10,356.66

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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.