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Finding the Fourth Proportional to 354,754.32, 490,094.11 and 232,536.79

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Solution

The fourth proportional to 354,754.32, 490,094.11 and 232,536.79 is: 321,250.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,754.32 : 490,094.11 = 232,536.79 : x
  2. Step 2: Convert to fraction form
    354,754.32/490,094.11 = 232,536.79/x
  3. Step 3: Cross multiply
    354,754.32x = 490,094.11 × 232,536.79
  4. Step 4: Simplify right side
    354,754.32x = 113,964,912,040.60
  5. Step 5: Solve for x
    x = 113,964,912,040.60/354,754.32
  6. Step 6: Final answer
    x = 321,250.25

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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.