Home / 323,918.60-446,908.59-187,905.42

Finding the Fourth Proportional to 323,918.60, 446,908.59 and 187,905.42

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Solution

The fourth proportional to 323,918.60, 446,908.59 and 187,905.42 is: 259,252.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,918.60 : 446,908.59 = 187,905.42 : x
  2. Step 2: Convert to fraction form
    323,918.60/446,908.59 = 187,905.42/x
  3. Step 3: Cross multiply
    323,918.60x = 446,908.59 × 187,905.42
  4. Step 4: Simplify right side
    323,918.60x = 83,976,546,305.56
  5. Step 5: Solve for x
    x = 83,976,546,305.56/323,918.60
  6. Step 6: Final answer
    x = 259,252.01

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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.