Home / 478,001.24-659,660.52-263,161.29

Finding the Fourth Proportional to 478,001.24, 659,660.52 and 263,161.29

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Solution

The fourth proportional to 478,001.24, 659,660.52 and 263,161.29 is: 363,172.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,001.24 : 659,660.52 = 263,161.29 : x
  2. Step 2: Convert to fraction form
    478,001.24/659,660.52 = 263,161.29/x
  3. Step 3: Cross multiply
    478,001.24x = 659,660.52 × 263,161.29
  4. Step 4: Simplify right side
    478,001.24x = 173,597,113,405.27
  5. Step 5: Solve for x
    x = 173,597,113,405.27/478,001.24
  6. Step 6: Final answer
    x = 363,172.94

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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.