Home / 783,435.06-1,074,099.41-769,263.30

Finding the Fourth Proportional to 783,435.06, 1,074,099.41 and 769,263.30

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Solution

The fourth proportional to 783,435.06, 1,074,099.41 and 769,263.30 is: 1,054,669.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,435.06 : 1,074,099.41 = 769,263.30 : x
  2. Step 2: Convert to fraction form
    783,435.06/1,074,099.41 = 769,263.30/x
  3. Step 3: Cross multiply
    783,435.06x = 1,074,099.41 × 769,263.30
  4. Step 4: Simplify right side
    783,435.06x = 826,265,256,664.65
  5. Step 5: Solve for x
    x = 826,265,256,664.65/783,435.06
  6. Step 6: Final answer
    x = 1,054,669.75

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.