Home / 465,939.20-698,323.84-199,386.24

Finding the Fourth Proportional to 465,939.20, 698,323.84 and 199,386.24

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Solution

The fourth proportional to 465,939.20, 698,323.84 and 199,386.24 is: 298,829.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,939.20 : 698,323.84 = 199,386.24 : x
  2. Step 2: Convert to fraction form
    465,939.20/698,323.84 = 199,386.24/x
  3. Step 3: Cross multiply
    465,939.20x = 698,323.84 × 199,386.24
  4. Step 4: Simplify right side
    465,939.20x = 139,236,164,759.96
  5. Step 5: Solve for x
    x = 139,236,164,759.96/465,939.20
  6. Step 6: Final answer
    x = 298,829.04

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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.