Home / 354,749.24-490,087.11-232,531.73

Finding the Fourth Proportional to 354,749.24, 490,087.11 and 232,531.73

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Solution

The fourth proportional to 354,749.24, 490,087.11 and 232,531.73 is: 321,243.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,749.24 : 490,087.11 = 232,531.73 : x
  2. Step 2: Convert to fraction form
    354,749.24/490,087.11 = 232,531.73/x
  3. Step 3: Cross multiply
    354,749.24x = 490,087.11 × 232,531.73
  4. Step 4: Simplify right side
    354,749.24x = 113,960,802,490.39
  5. Step 5: Solve for x
    x = 113,960,802,490.39/354,749.24
  6. Step 6: Final answer
    x = 321,243.26

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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.