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Finding the Fourth Proportional to 8,999.09, 13,497.02 and 5,296.98

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Solution

The fourth proportional to 8,999.09, 13,497.02 and 5,296.98 is: 7,944.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,999.09 : 13,497.02 = 5,296.98 : x
  2. Step 2: Convert to fraction form
    8,999.09/13,497.02 = 5,296.98/x
  3. Step 3: Cross multiply
    8,999.09x = 13,497.02 × 5,296.98
  4. Step 4: Simplify right side
    8,999.09x = 71,493,445.00
  5. Step 5: Solve for x
    x = 71,493,445.00/8,999.09
  6. Step 6: Final answer
    x = 7,944.52

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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.