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Finding the Fourth Proportional to 5,804.52, 8,006.76 and 5,415.72

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Solution

The fourth proportional to 5,804.52, 8,006.76 and 5,415.72 is: 7,470.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,804.52 : 8,006.76 = 5,415.72 : x
  2. Step 2: Convert to fraction form
    5,804.52/8,006.76 = 5,415.72/x
  3. Step 3: Cross multiply
    5,804.52x = 8,006.76 × 5,415.72
  4. Step 4: Simplify right side
    5,804.52x = 43,362,370.27
  5. Step 5: Solve for x
    x = 43,362,370.27/5,804.52
  6. Step 6: Final answer
    x = 7,470.45

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.