Home / 835,257.12-1,152,656.40-495,793.44

Finding the Fourth Proportional to 835,257.12, 1,152,656.40 and 495,793.44

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Solution

The fourth proportional to 835,257.12, 1,152,656.40 and 495,793.44 is: 684,195.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,257.12 : 1,152,656.40 = 495,793.44 : x
  2. Step 2: Convert to fraction form
    835,257.12/1,152,656.40 = 495,793.44/x
  3. Step 3: Cross multiply
    835,257.12x = 1,152,656.40 × 495,793.44
  4. Step 4: Simplify right side
    835,257.12x = 571,479,481,694.02
  5. Step 5: Solve for x
    x = 571,479,481,694.02/835,257.12
  6. Step 6: Final answer
    x = 684,195.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.