Home / 784,734.60-1,177,101.90-627,270.60

Finding the Fourth Proportional to 784,734.60, 1,177,101.90 and 627,270.60

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Solution

The fourth proportional to 784,734.60, 1,177,101.90 and 627,270.60 is: 940,905.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,734.60 : 1,177,101.90 = 627,270.60 : x
  2. Step 2: Convert to fraction form
    784,734.60/1,177,101.90 = 627,270.60/x
  3. Step 3: Cross multiply
    784,734.60x = 1,177,101.90 × 627,270.60
  4. Step 4: Simplify right side
    784,734.60x = 738,361,415,074.14
  5. Step 5: Solve for x
    x = 738,361,415,074.14/784,734.60
  6. Step 6: Final answer
    x = 940,905.90

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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.