Home / 758,194.60-1,135,794.30-492,140.20

Finding the Fourth Proportional to 758,194.60, 1,135,794.30 and 492,140.20

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Solution

The fourth proportional to 758,194.60, 1,135,794.30 and 492,140.20 is: 737,238.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,194.60 : 1,135,794.30 = 492,140.20 : x
  2. Step 2: Convert to fraction form
    758,194.60/1,135,794.30 = 492,140.20/x
  3. Step 3: Cross multiply
    758,194.60x = 1,135,794.30 × 492,140.20
  4. Step 4: Simplify right side
    758,194.60x = 558,970,033,960.86
  5. Step 5: Solve for x
    x = 558,970,033,960.86/758,194.60
  6. Step 6: Final answer
    x = 737,238.22

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Double scale
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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.