Home / 324,561.06-486,180.63-264,802.50

Finding the Fourth Proportional to 324,561.06, 486,180.63 and 264,802.50

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Solution

The fourth proportional to 324,561.06, 486,180.63 and 264,802.50 is: 396,664.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,561.06 : 486,180.63 = 264,802.50 : x
  2. Step 2: Convert to fraction form
    324,561.06/486,180.63 = 264,802.50/x
  3. Step 3: Cross multiply
    324,561.06x = 486,180.63 × 264,802.50
  4. Step 4: Simplify right side
    324,561.06x = 128,741,846,275.58
  5. Step 5: Solve for x
    x = 128,741,846,275.58/324,561.06
  6. Step 6: Final answer
    x = 396,664.49

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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.