Home / 767,734.80-1,151,688.60-235,251.60

Finding the Fourth Proportional to 767,734.80, 1,151,688.60 and 235,251.60

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Solution

The fourth proportional to 767,734.80, 1,151,688.60 and 235,251.60 is: 352,903.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,734.80 : 1,151,688.60 = 235,251.60 : x
  2. Step 2: Convert to fraction form
    767,734.80/1,151,688.60 = 235,251.60/x
  3. Step 3: Cross multiply
    767,734.80x = 1,151,688.60 × 235,251.60
  4. Step 4: Simplify right side
    767,734.80x = 270,936,585,851.76
  5. Step 5: Solve for x
    x = 270,936,585,851.76/767,734.80
  6. Step 6: Final answer
    x = 352,903.87

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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.