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Finding the Fourth Proportional to 6,600.74, 9,903.13 and 2,705.45

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Solution

The fourth proportional to 6,600.74, 9,903.13 and 2,705.45 is: 4,059.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,600.74 : 9,903.13 = 2,705.45 : x
  2. Step 2: Convert to fraction form
    6,600.74/9,903.13 = 2,705.45/x
  3. Step 3: Cross multiply
    6,600.74x = 9,903.13 × 2,705.45
  4. Step 4: Simplify right side
    6,600.74x = 26,792,366.78
  5. Step 5: Solve for x
    x = 26,792,366.78/6,600.74
  6. Step 6: Final answer
    x = 4,059.00

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.