Home / 326,924.71-451,357.38-259,215.19

Finding the Fourth Proportional to 326,924.71, 451,357.38 and 259,215.19

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Solution

The fourth proportional to 326,924.71, 451,357.38 and 259,215.19 is: 357,876.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,924.71 : 451,357.38 = 259,215.19 : x
  2. Step 2: Convert to fraction form
    326,924.71/451,357.38 = 259,215.19/x
  3. Step 3: Cross multiply
    326,924.71x = 451,357.38 × 259,215.19
  4. Step 4: Simplify right side
    326,924.71x = 116,998,689,014.60
  5. Step 5: Solve for x
    x = 116,998,689,014.60/326,924.71
  6. Step 6: Final answer
    x = 357,876.56

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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.