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Finding the Fourth Proportional to 6,386.52, 9,580.86 and 2,924.04

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Solution

The fourth proportional to 6,386.52, 9,580.86 and 2,924.04 is: 4,386.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,386.52 : 9,580.86 = 2,924.04 : x
  2. Step 2: Convert to fraction form
    6,386.52/9,580.86 = 2,924.04/x
  3. Step 3: Cross multiply
    6,386.52x = 9,580.86 × 2,924.04
  4. Step 4: Simplify right side
    6,386.52x = 28,014,817.87
  5. Step 5: Solve for x
    x = 28,014,817.87/6,386.52
  6. Step 6: Final answer
    x = 4,386.55

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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.