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Finding the Fourth Proportional to 7,323, 10,914.96 and 6,896.94

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Solution

The fourth proportional to 7,323, 10,914.96 and 6,896.94 is: 10,279.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,323 : 10,914.96 = 6,896.94 : x
  2. Step 2: Convert to fraction form
    7,323/10,914.96 = 6,896.94/x
  3. Step 3: Cross multiply
    7,323x = 10,914.96 × 6,896.94
  4. Step 4: Simplify right side
    7,323x = 75,279,824.22
  5. Step 5: Solve for x
    x = 75,279,824.22/7,323
  6. Step 6: Final answer
    x = 10,279.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.