Home / 767,982.30-1,149,349.05-673,503.90

Finding the Fourth Proportional to 767,982.30, 1,149,349.05 and 673,503.90

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Solution

The fourth proportional to 767,982.30, 1,149,349.05 and 673,503.90 is: 1,007,954.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,982.30 : 1,149,349.05 = 673,503.90 : x
  2. Step 2: Convert to fraction form
    767,982.30/1,149,349.05 = 673,503.90/x
  3. Step 3: Cross multiply
    767,982.30x = 1,149,349.05 × 673,503.90
  4. Step 4: Simplify right side
    767,982.30x = 774,091,067,636.30
  5. Step 5: Solve for x
    x = 774,091,067,636.30/767,982.30
  6. Step 6: Final answer
    x = 1,007,954.31

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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.