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Finding the Fourth Proportional to 7,906.68, 11,859.62 and 2,360.07

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Solution

The fourth proportional to 7,906.68, 11,859.62 and 2,360.07 is: 3,539.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,906.68 : 11,859.62 = 2,360.07 : x
  2. Step 2: Convert to fraction form
    7,906.68/11,859.62 = 2,360.07/x
  3. Step 3: Cross multiply
    7,906.68x = 11,859.62 × 2,360.07
  4. Step 4: Simplify right side
    7,906.68x = 27,989,521.57
  5. Step 5: Solve for x
    x = 27,989,521.57/7,906.68
  6. Step 6: Final answer
    x = 3,539.98

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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.