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Finding the Fourth Proportional to 2,700.01, 4,050.39 and 850.49

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Solution

The fourth proportional to 2,700.01, 4,050.39 and 850.49 is: 1,275.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,700.01 : 4,050.39 = 850.49 : x
  2. Step 2: Convert to fraction form
    2,700.01/4,050.39 = 850.49/x
  3. Step 3: Cross multiply
    2,700.01x = 4,050.39 × 850.49
  4. Step 4: Simplify right side
    2,700.01x = 3,444,816.19
  5. Step 5: Solve for x
    x = 3,444,816.19/2,700.01
  6. Step 6: Final answer
    x = 1,275.85

Related Problems

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Half scale
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Double scale
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Similar ratio
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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.