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Finding the Fourth Proportional to 993,858, 1,371,524.04 and 541,149

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Solution

The fourth proportional to 993,858, 1,371,524.04 and 541,149 is: 746,785.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,858 : 1,371,524.04 = 541,149 : x
  2. Step 2: Convert to fraction form
    993,858/1,371,524.04 = 541,149/x
  3. Step 3: Cross multiply
    993,858x = 1,371,524.04 × 541,149
  4. Step 4: Simplify right side
    993,858x = 742,198,862,721.96
  5. Step 5: Solve for x
    x = 742,198,862,721.96/993,858
  6. Step 6: Final answer
    x = 746,785.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.