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Finding the Fourth Proportional to 7,640.04, 11,460.06 and 2,093.43

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Solution

The fourth proportional to 7,640.04, 11,460.06 and 2,093.43 is: 3,140.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,640.04 : 11,460.06 = 2,093.43 : x
  2. Step 2: Convert to fraction form
    7,640.04/11,460.06 = 2,093.43/x
  3. Step 3: Cross multiply
    7,640.04x = 11,460.06 × 2,093.43
  4. Step 4: Simplify right side
    7,640.04x = 23,990,833.41
  5. Step 5: Solve for x
    x = 23,990,833.41/7,640.04
  6. Step 6: Final answer
    x = 3,140.15

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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.