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Finding the Fourth Proportional to 8,999.93, 13,505.92 and 3,734.94

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Solution

The fourth proportional to 8,999.93, 13,505.92 and 3,734.94 is: 5,604.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,999.93 : 13,505.92 = 3,734.94 : x
  2. Step 2: Convert to fraction form
    8,999.93/13,505.92 = 3,734.94/x
  3. Step 3: Cross multiply
    8,999.93x = 13,505.92 × 3,734.94
  4. Step 4: Simplify right side
    8,999.93x = 50,443,851.49
  5. Step 5: Solve for x
    x = 50,443,851.49/8,999.93
  6. Step 6: Final answer
    x = 5,604.92

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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.