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Finding the Fourth Proportional to 4,717.71, 7,061.99 and 4,017.87

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Solution

The fourth proportional to 4,717.71, 7,061.99 and 4,017.87 is: 6,014.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,717.71 : 7,061.99 = 4,017.87 : x
  2. Step 2: Convert to fraction form
    4,717.71/7,061.99 = 4,017.87/x
  3. Step 3: Cross multiply
    4,717.71x = 7,061.99 × 4,017.87
  4. Step 4: Simplify right side
    4,717.71x = 28,374,137.67
  5. Step 5: Solve for x
    x = 28,374,137.67/4,717.71
  6. Step 6: Final answer
    x = 6,014.39

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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.