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Finding the Fourth Proportional to 6,012.72, 9,019.08 and 4,153.68

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Solution

The fourth proportional to 6,012.72, 9,019.08 and 4,153.68 is: 6,230.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,012.72 : 9,019.08 = 4,153.68 : x
  2. Step 2: Convert to fraction form
    6,012.72/9,019.08 = 4,153.68/x
  3. Step 3: Cross multiply
    6,012.72x = 9,019.08 × 4,153.68
  4. Step 4: Simplify right side
    6,012.72x = 37,462,372.21
  5. Step 5: Solve for x
    x = 37,462,372.21/6,012.72
  6. Step 6: Final answer
    x = 6,230.52

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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.