Home / 762,906.40-1,144,651.20-750,950.80

Finding the Fourth Proportional to 762,906.40, 1,144,651.20 and 750,950.80

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Solution

The fourth proportional to 762,906.40, 1,144,651.20 and 750,950.80 is: 1,126,713.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,906.40 : 1,144,651.20 = 750,950.80 : x
  2. Step 2: Convert to fraction form
    762,906.40/1,144,651.20 = 750,950.80/x
  3. Step 3: Cross multiply
    762,906.40x = 1,144,651.20 × 750,950.80
  4. Step 4: Simplify right side
    762,906.40x = 859,576,734,360.96
  5. Step 5: Solve for x
    x = 859,576,734,360.96/762,906.40
  6. Step 6: Final answer
    x = 1,126,713.23

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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.