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Finding the Fourth Proportional to 999.02, 1,499.24 and 537.14

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Solution

The fourth proportional to 999.02, 1,499.24 and 537.14 is: 806.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    999.02 : 1,499.24 = 537.14 : x
  2. Step 2: Convert to fraction form
    999.02/1,499.24 = 537.14/x
  3. Step 3: Cross multiply
    999.02x = 1,499.24 × 537.14
  4. Step 4: Simplify right side
    999.02x = 805,301.77
  5. Step 5: Solve for x
    x = 805,301.77/999.02
  6. Step 6: Final answer
    x = 806.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.