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Finding the Fourth Proportional to 8,236.92, 12,356.07 and 2,393.54

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Solution

The fourth proportional to 8,236.92, 12,356.07 and 2,393.54 is: 3,590.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,236.92 : 12,356.07 = 2,393.54 : x
  2. Step 2: Convert to fraction form
    8,236.92/12,356.07 = 2,393.54/x
  3. Step 3: Cross multiply
    8,236.92x = 12,356.07 × 2,393.54
  4. Step 4: Simplify right side
    8,236.92x = 29,574,686.01
  5. Step 5: Solve for x
    x = 29,574,686.01/8,236.92
  6. Step 6: Final answer
    x = 3,590.50

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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.