Home / 326,583.35-450,669.68-181,398.54

Finding the Fourth Proportional to 326,583.35, 450,669.68 and 181,398.54

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Solution

The fourth proportional to 326,583.35, 450,669.68 and 181,398.54 is: 250,321.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,583.35 : 450,669.68 = 181,398.54 : x
  2. Step 2: Convert to fraction form
    326,583.35/450,669.68 = 181,398.54/x
  3. Step 3: Cross multiply
    326,583.35x = 450,669.68 × 181,398.54
  4. Step 4: Simplify right side
    326,583.35x = 81,750,821,974.27
  5. Step 5: Solve for x
    x = 81,750,821,974.27/326,583.35
  6. Step 6: Final answer
    x = 250,321.47

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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.