Home / 326,780.20-450,947.67-181,582.23

Finding the Fourth Proportional to 326,780.20, 450,947.67 and 181,582.23

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Solution

The fourth proportional to 326,780.20, 450,947.67 and 181,582.23 is: 250,578.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,780.20 : 450,947.67 = 181,582.23 : x
  2. Step 2: Convert to fraction form
    326,780.20/450,947.67 = 181,582.23/x
  3. Step 3: Cross multiply
    326,780.20x = 450,947.67 × 181,582.23
  4. Step 4: Simplify right side
    326,780.20x = 81,884,083,531.90
  5. Step 5: Solve for x
    x = 81,884,083,531.90/326,780.20
  6. Step 6: Final answer
    x = 250,578.47

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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.