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Finding the Fourth Proportional to 5,995.84, 8,998.38 and 3,915.28

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Solution

The fourth proportional to 5,995.84, 8,998.38 and 3,915.28 is: 5,875.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,995.84 : 8,998.38 = 3,915.28 : x
  2. Step 2: Convert to fraction form
    5,995.84/8,998.38 = 3,915.28/x
  3. Step 3: Cross multiply
    5,995.84x = 8,998.38 × 3,915.28
  4. Step 4: Simplify right side
    5,995.84x = 35,231,177.25
  5. Step 5: Solve for x
    x = 35,231,177.25/5,995.84
  6. Step 6: Final answer
    x = 5,875.94

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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.