Home / 326,917.62-451,347.59-259,208.10

Finding the Fourth Proportional to 326,917.62, 451,347.59 and 259,208.10

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Solution

The fourth proportional to 326,917.62, 451,347.59 and 259,208.10 is: 357,866.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,917.62 : 451,347.59 = 259,208.10 : x
  2. Step 2: Convert to fraction form
    326,917.62/451,347.59 = 259,208.10/x
  3. Step 3: Cross multiply
    326,917.62x = 451,347.59 × 259,208.10
  4. Step 4: Simplify right side
    326,917.62x = 116,992,951,891.50
  5. Step 5: Solve for x
    x = 116,992,951,891.50/326,917.62
  6. Step 6: Final answer
    x = 357,866.77

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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.