Home / 863,629.62-1,191,867.33-501,053.64

Finding the Fourth Proportional to 863,629.62, 1,191,867.33 and 501,053.64

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Solution

The fourth proportional to 863,629.62, 1,191,867.33 and 501,053.64 is: 691,487.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,629.62 : 1,191,867.33 = 501,053.64 : x
  2. Step 2: Convert to fraction form
    863,629.62/1,191,867.33 = 501,053.64/x
  3. Step 3: Cross multiply
    863,629.62x = 1,191,867.33 × 501,053.64
  4. Step 4: Simplify right side
    863,629.62x = 597,189,464,093.58
  5. Step 5: Solve for x
    x = 597,189,464,093.58/863,629.62
  6. Step 6: Final answer
    x = 691,487.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.