Home / 730,990.80-1,096,486.20-702,997.20

Finding the Fourth Proportional to 730,990.80, 1,096,486.20 and 702,997.20

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Solution

The fourth proportional to 730,990.80, 1,096,486.20 and 702,997.20 is: 1,054,495.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,990.80 : 1,096,486.20 = 702,997.20 : x
  2. Step 2: Convert to fraction form
    730,990.80/1,096,486.20 = 702,997.20/x
  3. Step 3: Cross multiply
    730,990.80x = 1,096,486.20 × 702,997.20
  4. Step 4: Simplify right side
    730,990.80x = 770,826,728,438.64
  5. Step 5: Solve for x
    x = 770,826,728,438.64/730,990.80
  6. Step 6: Final answer
    x = 1,054,495.80

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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.