Home / 767,168.50-1,150,710.99-234,689.53

Finding the Fourth Proportional to 767,168.50, 1,150,710.99 and 234,689.53

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Solution

The fourth proportional to 767,168.50, 1,150,710.99 and 234,689.53 is: 352,021.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,168.50 : 1,150,710.99 = 234,689.53 : x
  2. Step 2: Convert to fraction form
    767,168.50/1,150,710.99 = 234,689.53/x
  3. Step 3: Cross multiply
    767,168.50x = 1,150,710.99 × 234,689.53
  4. Step 4: Simplify right side
    767,168.50x = 270,059,821,408.94
  5. Step 5: Solve for x
    x = 270,059,821,408.94/767,168.50
  6. Step 6: Final answer
    x = 352,021.52

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Double scale
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Similar ratio
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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.