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Finding the Fourth Proportional to 6,727.55, 9,284.31 and 5,606.60

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Solution

The fourth proportional to 6,727.55, 9,284.31 and 5,606.60 is: 7,737.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,727.55 : 9,284.31 = 5,606.60 : x
  2. Step 2: Convert to fraction form
    6,727.55/9,284.31 = 5,606.60/x
  3. Step 3: Cross multiply
    6,727.55x = 9,284.31 × 5,606.60
  4. Step 4: Simplify right side
    6,727.55x = 52,053,366.02
  5. Step 5: Solve for x
    x = 52,053,366.02/6,727.55
  6. Step 6: Final answer
    x = 7,737.35

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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.