Home / 496,922.68-745,375.02-122,945.56

Finding the Fourth Proportional to 496,922.68, 745,375.02 and 122,945.56

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Solution

The fourth proportional to 496,922.68, 745,375.02 and 122,945.56 is: 184,416.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,922.68 : 745,375.02 = 122,945.56 : x
  2. Step 2: Convert to fraction form
    496,922.68/745,375.02 = 122,945.56/x
  3. Step 3: Cross multiply
    496,922.68x = 745,375.02 × 122,945.56
  4. Step 4: Simplify right side
    496,922.68x = 91,640,549,243.91
  5. Step 5: Solve for x
    x = 91,640,549,243.91/496,922.68
  6. Step 6: Final answer
    x = 184,416.11

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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.