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Finding the Fourth Proportional to 3,013.99, 4,521.69 and 933.89

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Solution

The fourth proportional to 3,013.99, 4,521.69 and 933.89 is: 1,401.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013.99 : 4,521.69 = 933.89 : x
  2. Step 2: Convert to fraction form
    3,013.99/4,521.69 = 933.89/x
  3. Step 3: Cross multiply
    3,013.99x = 4,521.69 × 933.89
  4. Step 4: Simplify right side
    3,013.99x = 4,222,738.47
  5. Step 5: Solve for x
    x = 4,222,738.47/3,013.99
  6. Step 6: Final answer
    x = 1,401.05

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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.