Home / 735,191.70-1,101,329.55-647,517.30

Finding the Fourth Proportional to 735,191.70, 1,101,329.55 and 647,517.30

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Solution

The fourth proportional to 735,191.70, 1,101,329.55 and 647,517.30 is: 969,991.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,191.70 : 1,101,329.55 = 647,517.30 : x
  2. Step 2: Convert to fraction form
    735,191.70/1,101,329.55 = 647,517.30/x
  3. Step 3: Cross multiply
    735,191.70x = 1,101,329.55 × 647,517.30
  4. Step 4: Simplify right side
    735,191.70x = 713,129,936,626.22
  5. Step 5: Solve for x
    x = 713,129,936,626.22/735,191.70
  6. Step 6: Final answer
    x = 969,991.82

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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.