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Finding the Fourth Proportional to 5,796.77, 8,678.59 and 5,428.95

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Solution

The fourth proportional to 5,796.77, 8,678.59 and 5,428.95 is: 8,127.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,796.77 : 8,678.59 = 5,428.95 : x
  2. Step 2: Convert to fraction form
    5,796.77/8,678.59 = 5,428.95/x
  3. Step 3: Cross multiply
    5,796.77x = 8,678.59 × 5,428.95
  4. Step 4: Simplify right side
    5,796.77x = 47,115,640.01
  5. Step 5: Solve for x
    x = 47,115,640.01/5,796.77
  6. Step 6: Final answer
    x = 8,127.92

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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.