Home / 850,462.80-1,275,694.20-495,877.20

Finding the Fourth Proportional to 850,462.80, 1,275,694.20 and 495,877.20

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Solution

The fourth proportional to 850,462.80, 1,275,694.20 and 495,877.20 is: 743,815.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,462.80 : 1,275,694.20 = 495,877.20 : x
  2. Step 2: Convert to fraction form
    850,462.80/1,275,694.20 = 495,877.20/x
  3. Step 3: Cross multiply
    850,462.80x = 1,275,694.20 × 495,877.20
  4. Step 4: Simplify right side
    850,462.80x = 632,587,667,952.24
  5. Step 5: Solve for x
    x = 632,587,667,952.24/850,462.80
  6. Step 6: Final answer
    x = 743,815.80

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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.