Home / 327,342.24-490,565.39-247,314.42

Finding the Fourth Proportional to 327,342.24, 490,565.39 and 247,314.42

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Solution

The fourth proportional to 327,342.24, 490,565.39 and 247,314.42 is: 370,633.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,342.24 : 490,565.39 = 247,314.42 : x
  2. Step 2: Convert to fraction form
    327,342.24/490,565.39 = 247,314.42/x
  3. Step 3: Cross multiply
    327,342.24x = 490,565.39 × 247,314.42
  4. Step 4: Simplify right side
    327,342.24x = 121,323,893,663.35
  5. Step 5: Solve for x
    x = 121,323,893,663.35/327,342.24
  6. Step 6: Final answer
    x = 370,633.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.