Home / 756,133.30-1,133,033.55-655,822.90

Finding the Fourth Proportional to 756,133.30, 1,133,033.55 and 655,822.90

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Solution

The fourth proportional to 756,133.30, 1,133,033.55 and 655,822.90 is: 982,722.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,133.30 : 1,133,033.55 = 655,822.90 : x
  2. Step 2: Convert to fraction form
    756,133.30/1,133,033.55 = 655,822.90/x
  3. Step 3: Cross multiply
    756,133.30x = 1,133,033.55 × 655,822.90
  4. Step 4: Simplify right side
    756,133.30x = 743,069,348,558.30
  5. Step 5: Solve for x
    x = 743,069,348,558.30/756,133.30
  6. Step 6: Final answer
    x = 982,722.69

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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.