Home / 767,054.38-1,150,747.64-293,739.76

Finding the Fourth Proportional to 767,054.38, 1,150,747.64 and 293,739.76

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Solution

The fourth proportional to 767,054.38, 1,150,747.64 and 293,739.76 is: 440,673.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,054.38 : 1,150,747.64 = 293,739.76 : x
  2. Step 2: Convert to fraction form
    767,054.38/1,150,747.64 = 293,739.76/x
  3. Step 3: Cross multiply
    767,054.38x = 1,150,747.64 × 293,739.76
  4. Step 4: Simplify right side
    767,054.38x = 338,020,335,594.17
  5. Step 5: Solve for x
    x = 338,020,335,594.17/767,054.38
  6. Step 6: Final answer
    x = 440,673.24

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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.