Home / 305,996.06-422,153.57-176,910.82

Finding the Fourth Proportional to 305,996.06, 422,153.57 and 176,910.82

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Solution

The fourth proportional to 305,996.06, 422,153.57 and 176,910.82 is: 244,066.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,996.06 : 422,153.57 = 176,910.82 : x
  2. Step 2: Convert to fraction form
    305,996.06/422,153.57 = 176,910.82/x
  3. Step 3: Cross multiply
    305,996.06x = 422,153.57 × 176,910.82
  4. Step 4: Simplify right side
    305,996.06x = 74,683,531,239.31
  5. Step 5: Solve for x
    x = 74,683,531,239.31/305,996.06
  6. Step 6: Final answer
    x = 244,066.97

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1.5x scale

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.