Home / 436,593.58-654,890.38-121,050.48

Finding the Fourth Proportional to 436,593.58, 654,890.38 and 121,050.48

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Solution

The fourth proportional to 436,593.58, 654,890.38 and 121,050.48 is: 181,575.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,593.58 : 654,890.38 = 121,050.48 : x
  2. Step 2: Convert to fraction form
    436,593.58/654,890.38 = 121,050.48/x
  3. Step 3: Cross multiply
    436,593.58x = 654,890.38 × 121,050.48
  4. Step 4: Simplify right side
    436,593.58x = 79,274,794,846.38
  5. Step 5: Solve for x
    x = 79,274,794,846.38/436,593.58
  6. Step 6: Final answer
    x = 181,575.72

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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.