Home / 433,579.36-650,380.56-118,042.72

Finding the Fourth Proportional to 433,579.36, 650,380.56 and 118,042.72

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Solution

The fourth proportional to 433,579.36, 650,380.56 and 118,042.72 is: 177,067.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,579.36 : 650,380.56 = 118,042.72 : x
  2. Step 2: Convert to fraction form
    433,579.36/650,380.56 = 118,042.72/x
  3. Step 3: Cross multiply
    433,579.36x = 650,380.56 × 118,042.72
  4. Step 4: Simplify right side
    433,579.36x = 76,772,690,337.52
  5. Step 5: Solve for x
    x = 76,772,690,337.52/433,579.36
  6. Step 6: Final answer
    x = 177,067.22

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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.