Home / 986,623.39-1,361,540.23-533,914.39

Finding the Fourth Proportional to 986,623.39, 1,361,540.23 and 533,914.39

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Solution

The fourth proportional to 986,623.39, 1,361,540.23 and 533,914.39 is: 736,801.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,623.39 : 1,361,540.23 = 533,914.39 : x
  2. Step 2: Convert to fraction form
    986,623.39/1,361,540.23 = 533,914.39/x
  3. Step 3: Cross multiply
    986,623.39x = 1,361,540.23 × 533,914.39
  4. Step 4: Simplify right side
    986,623.39x = 726,945,921,360.91
  5. Step 5: Solve for x
    x = 726,945,921,360.91/986,623.39
  6. Step 6: Final answer
    x = 736,801.83

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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.