Home / 907,844.70-1,361,961.45-276,822.30

Finding the Fourth Proportional to 907,844.70, 1,361,961.45 and 276,822.30

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Solution

The fourth proportional to 907,844.70, 1,361,961.45 and 276,822.30 is: 415,292.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,844.70 : 1,361,961.45 = 276,822.30 : x
  2. Step 2: Convert to fraction form
    907,844.70/1,361,961.45 = 276,822.30/x
  3. Step 3: Cross multiply
    907,844.70x = 1,361,961.45 × 276,822.30
  4. Step 4: Simplify right side
    907,844.70x = 377,021,301,100.34
  5. Step 5: Solve for x
    x = 377,021,301,100.34/907,844.70
  6. Step 6: Final answer
    x = 415,292.73

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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.