Home / 767,165.75-1,150,706.87-234,686.78

Finding the Fourth Proportional to 767,165.75, 1,150,706.87 and 234,686.78

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Solution

The fourth proportional to 767,165.75, 1,150,706.87 and 234,686.78 is: 352,017.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,165.75 : 1,150,706.87 = 234,686.78 : x
  2. Step 2: Convert to fraction form
    767,165.75/1,150,706.87 = 234,686.78/x
  3. Step 3: Cross multiply
    767,165.75x = 1,150,706.87 × 234,686.78
  4. Step 4: Simplify right side
    767,165.75x = 270,055,684,290.64
  5. Step 5: Solve for x
    x = 270,055,684,290.64/767,165.75
  6. Step 6: Final answer
    x = 352,017.39

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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.