Home / 320,250.66-441,997.47-191,196.06

Finding the Fourth Proportional to 320,250.66, 441,997.47 and 191,196.06

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Solution

The fourth proportional to 320,250.66, 441,997.47 and 191,196.06 is: 263,881.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,250.66 : 441,997.47 = 191,196.06 : x
  2. Step 2: Convert to fraction form
    320,250.66/441,997.47 = 191,196.06/x
  3. Step 3: Cross multiply
    320,250.66x = 441,997.47 × 191,196.06
  4. Step 4: Simplify right side
    320,250.66x = 84,508,174,793.97
  5. Step 5: Solve for x
    x = 84,508,174,793.97/320,250.66
  6. Step 6: Final answer
    x = 263,881.34

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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.