Home / 938,644.20-1,295,321.18-530,826.11

Finding the Fourth Proportional to 938,644.20, 1,295,321.18 and 530,826.11

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Solution

The fourth proportional to 938,644.20, 1,295,321.18 and 530,826.11 is: 732,535.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,644.20 : 1,295,321.18 = 530,826.11 : x
  2. Step 2: Convert to fraction form
    938,644.20/1,295,321.18 = 530,826.11/x
  3. Step 3: Cross multiply
    938,644.20x = 1,295,321.18 × 530,826.11
  4. Step 4: Simplify right side
    938,644.20x = 687,590,298,906.73
  5. Step 5: Solve for x
    x = 687,590,298,906.73/938,644.20
  6. Step 6: Final answer
    x = 732,535.61

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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.