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Finding the Fourth Proportional to 3,895.52, 5,843.28 and 973.82

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Solution

The fourth proportional to 3,895.52, 5,843.28 and 973.82 is: 1,460.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895.52 : 5,843.28 = 973.82 : x
  2. Step 2: Convert to fraction form
    3,895.52/5,843.28 = 973.82/x
  3. Step 3: Cross multiply
    3,895.52x = 5,843.28 × 973.82
  4. Step 4: Simplify right side
    3,895.52x = 5,690,302.93
  5. Step 5: Solve for x
    x = 5,690,302.93/3,895.52
  6. Step 6: Final answer
    x = 1,460.73

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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.