Home / 833,177.88-1,149,783.72-451,203.48

Finding the Fourth Proportional to 833,177.88, 1,149,783.72 and 451,203.48

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Solution

The fourth proportional to 833,177.88, 1,149,783.72 and 451,203.48 is: 622,659.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,177.88 : 1,149,783.72 = 451,203.48 : x
  2. Step 2: Convert to fraction form
    833,177.88/1,149,783.72 = 451,203.48/x
  3. Step 3: Cross multiply
    833,177.88x = 1,149,783.72 × 451,203.48
  4. Step 4: Simplify right side
    833,177.88x = 518,786,415,711.35
  5. Step 5: Solve for x
    x = 518,786,415,711.35/833,177.88
  6. Step 6: Final answer
    x = 622,659.85

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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.