Home / 466,847.20-699,687.60-342,042.40

Finding the Fourth Proportional to 466,847.20, 699,687.60 and 342,042.40

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Solution

The fourth proportional to 466,847.20, 699,687.60 and 342,042.40 is: 512,636.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,847.20 : 699,687.60 = 342,042.40 : x
  2. Step 2: Convert to fraction form
    466,847.20/699,687.60 = 342,042.40/x
  3. Step 3: Cross multiply
    466,847.20x = 699,687.60 × 342,042.40
  4. Step 4: Simplify right side
    466,847.20x = 239,322,825,954.24
  5. Step 5: Solve for x
    x = 239,322,825,954.24/466,847.20
  6. Step 6: Final answer
    x = 512,636.31

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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.