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Finding the Fourth Proportional to 4,895.27, 7,341.21 and 3,260.42

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Solution

The fourth proportional to 4,895.27, 7,341.21 and 3,260.42 is: 4,889.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,895.27 : 7,341.21 = 3,260.42 : x
  2. Step 2: Convert to fraction form
    4,895.27/7,341.21 = 3,260.42/x
  3. Step 3: Cross multiply
    4,895.27x = 7,341.21 × 3,260.42
  4. Step 4: Simplify right side
    4,895.27x = 23,935,427.91
  5. Step 5: Solve for x
    x = 23,935,427.91/4,895.27
  6. Step 6: Final answer
    x = 4,889.50

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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.