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Finding the Fourth Proportional to 5,510.00, 8,263.79 and 1,561.17

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Solution

The fourth proportional to 5,510.00, 8,263.79 and 1,561.17 is: 2,341.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,510.00 : 8,263.79 = 1,561.17 : x
  2. Step 2: Convert to fraction form
    5,510.00/8,263.79 = 1,561.17/x
  3. Step 3: Cross multiply
    5,510.00x = 8,263.79 × 1,561.17
  4. Step 4: Simplify right side
    5,510.00x = 12,901,200.41
  5. Step 5: Solve for x
    x = 12,901,200.41/5,510.00
  6. Step 6: Final answer
    x = 2,341.41

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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.