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Finding the Fourth Proportional to 8,996.03, 13,493.94 and 5,047.28

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Solution

The fourth proportional to 8,996.03, 13,493.94 and 5,047.28 is: 7,570.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,996.03 : 13,493.94 = 5,047.28 : x
  2. Step 2: Convert to fraction form
    8,996.03/13,493.94 = 5,047.28/x
  3. Step 3: Cross multiply
    8,996.03x = 13,493.94 × 5,047.28
  4. Step 4: Simplify right side
    8,996.03x = 68,107,693.48
  5. Step 5: Solve for x
    x = 68,107,693.48/8,996.03
  6. Step 6: Final answer
    x = 7,570.86

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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.