Home / 791,680.80-1,185,285.60-616,234.80

Finding the Fourth Proportional to 791,680.80, 1,185,285.60 and 616,234.80

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Solution

The fourth proportional to 791,680.80, 1,185,285.60 and 616,234.80 is: 922,612.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,680.80 : 1,185,285.60 = 616,234.80 : x
  2. Step 2: Convert to fraction form
    791,680.80/1,185,285.60 = 616,234.80/x
  3. Step 3: Cross multiply
    791,680.80x = 1,185,285.60 × 616,234.80
  4. Step 4: Simplify right side
    791,680.80x = 730,414,234,658.88
  5. Step 5: Solve for x
    x = 730,414,234,658.88/791,680.80
  6. Step 6: Final answer
    x = 922,612.04

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1.5x scale

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.