Home / 466,086.80-698,784.60-199,629.20

Finding the Fourth Proportional to 466,086.80, 698,784.60 and 199,629.20

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Solution

The fourth proportional to 466,086.80, 698,784.60 and 199,629.20 is: 299,295.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,086.80 : 698,784.60 = 199,629.20 : x
  2. Step 2: Convert to fraction form
    466,086.80/698,784.60 = 199,629.20/x
  3. Step 3: Cross multiply
    466,086.80x = 698,784.60 × 199,629.20
  4. Step 4: Simplify right side
    466,086.80x = 139,497,810,670.32
  5. Step 5: Solve for x
    x = 139,497,810,670.32/466,086.80
  6. Step 6: Final answer
    x = 299,295.78

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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.