Home / 320,273.21-441,961.76-175,086.49

Finding the Fourth Proportional to 320,273.21, 441,961.76 and 175,086.49

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Solution

The fourth proportional to 320,273.21, 441,961.76 and 175,086.49 is: 241,611.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,273.21 : 441,961.76 = 175,086.49 : x
  2. Step 2: Convert to fraction form
    320,273.21/441,961.76 = 175,086.49/x
  3. Step 3: Cross multiply
    320,273.21x = 441,961.76 × 175,086.49
  4. Step 4: Simplify right side
    320,273.21x = 77,381,532,605.43
  5. Step 5: Solve for x
    x = 77,381,532,605.43/320,273.21
  6. Step 6: Final answer
    x = 241,611.00

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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.