Home / 756,136.20-1,134,204.30-709,480.20

Finding the Fourth Proportional to 756,136.20, 1,134,204.30 and 709,480.20

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Solution

The fourth proportional to 756,136.20, 1,134,204.30 and 709,480.20 is: 1,064,220.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,136.20 : 1,134,204.30 = 709,480.20 : x
  2. Step 2: Convert to fraction form
    756,136.20/1,134,204.30 = 709,480.20/x
  3. Step 3: Cross multiply
    756,136.20x = 1,134,204.30 × 709,480.20
  4. Step 4: Simplify right side
    756,136.20x = 804,695,493,604.86
  5. Step 5: Solve for x
    x = 804,695,493,604.86/756,136.20
  6. Step 6: Final answer
    x = 1,064,220.30

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.