Home / 330,131.35-495,007.09-176,067.28

Finding the Fourth Proportional to 330,131.35, 495,007.09 and 176,067.28

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Solution

The fourth proportional to 330,131.35, 495,007.09 and 176,067.28 is: 263,999.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,131.35 : 495,007.09 = 176,067.28 : x
  2. Step 2: Convert to fraction form
    330,131.35/495,007.09 = 176,067.28/x
  3. Step 3: Cross multiply
    330,131.35x = 495,007.09 × 176,067.28
  4. Step 4: Simplify right side
    330,131.35x = 87,154,551,917.02
  5. Step 5: Solve for x
    x = 87,154,551,917.02/330,131.35
  6. Step 6: Final answer
    x = 263,999.62

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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.