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Finding the Fourth Proportional to 7,548.01, 11,321.71 and 3,850.16

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Solution

The fourth proportional to 7,548.01, 11,321.71 and 3,850.16 is: 5,775.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,548.01 : 11,321.71 = 3,850.16 : x
  2. Step 2: Convert to fraction form
    7,548.01/11,321.71 = 3,850.16/x
  3. Step 3: Cross multiply
    7,548.01x = 11,321.71 × 3,850.16
  4. Step 4: Simplify right side
    7,548.01x = 43,590,328.74
  5. Step 5: Solve for x
    x = 43,590,328.74/7,548.01
  6. Step 6: Final answer
    x = 5,775.08

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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.