Home / 764,003.10-1,147,228.65-607,532.70

Finding the Fourth Proportional to 764,003.10, 1,147,228.65 and 607,532.70

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Solution

The fourth proportional to 764,003.10, 1,147,228.65 and 607,532.70 is: 912,272.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,003.10 : 1,147,228.65 = 607,532.70 : x
  2. Step 2: Convert to fraction form
    764,003.10/1,147,228.65 = 607,532.70/x
  3. Step 3: Cross multiply
    764,003.10x = 1,147,228.65 × 607,532.70
  4. Step 4: Simplify right side
    764,003.10x = 696,978,919,251.86
  5. Step 5: Solve for x
    x = 696,978,919,251.86/764,003.10
  6. Step 6: Final answer
    x = 912,272.37

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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.