Home / 767,219.80-1,150,916.10-234,736.60

Finding the Fourth Proportional to 767,219.80, 1,150,916.10 and 234,736.60

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Solution

The fourth proportional to 767,219.80, 1,150,916.10 and 234,736.60 is: 352,131.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,219.80 : 1,150,916.10 = 234,736.60 : x
  2. Step 2: Convert to fraction form
    767,219.80/1,150,916.10 = 234,736.60/x
  3. Step 3: Cross multiply
    767,219.80x = 1,150,916.10 × 234,736.60
  4. Step 4: Simplify right side
    767,219.80x = 270,162,132,199.26
  5. Step 5: Solve for x
    x = 270,162,132,199.26/767,219.80
  6. Step 6: Final answer
    x = 352,131.33

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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.