Home / 767,029.18-1,150,293.36-254,556.66

Finding the Fourth Proportional to 767,029.18, 1,150,293.36 and 254,556.66

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Solution

The fourth proportional to 767,029.18, 1,150,293.36 and 254,556.66 is: 381,751.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,029.18 : 1,150,293.36 = 254,556.66 : x
  2. Step 2: Convert to fraction form
    767,029.18/1,150,293.36 = 254,556.66/x
  3. Step 3: Cross multiply
    767,029.18x = 1,150,293.36 × 254,556.66
  4. Step 4: Simplify right side
    767,029.18x = 292,814,835,741.78
  5. Step 5: Solve for x
    x = 292,814,835,741.78/767,029.18
  6. Step 6: Final answer
    x = 381,751.89

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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.