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Finding the Fourth Proportional to 4,800.87, 7,202.93 and 1,514.43

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Solution

The fourth proportional to 4,800.87, 7,202.93 and 1,514.43 is: 2,272.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,800.87 : 7,202.93 = 1,514.43 : x
  2. Step 2: Convert to fraction form
    4,800.87/7,202.93 = 1,514.43/x
  3. Step 3: Cross multiply
    4,800.87x = 7,202.93 × 1,514.43
  4. Step 4: Simplify right side
    4,800.87x = 10,908,325.71
  5. Step 5: Solve for x
    x = 10,908,325.71/4,800.87
  6. Step 6: Final answer
    x = 2,272.16

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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.