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Finding the Fourth Proportional to 7,542.54, 11,314.08 and 1,996.08

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Solution

The fourth proportional to 7,542.54, 11,314.08 and 1,996.08 is: 2,994.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,542.54 : 11,314.08 = 1,996.08 : x
  2. Step 2: Convert to fraction form
    7,542.54/11,314.08 = 1,996.08/x
  3. Step 3: Cross multiply
    7,542.54x = 11,314.08 × 1,996.08
  4. Step 4: Simplify right side
    7,542.54x = 22,583,808.81
  5. Step 5: Solve for x
    x = 22,583,808.81/7,542.54
  6. Step 6: Final answer
    x = 2,994.19

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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.