Home / 365,330.45-504,140.16-199,755.38

Finding the Fourth Proportional to 365,330.45, 504,140.16 and 199,755.38

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Solution

The fourth proportional to 365,330.45, 504,140.16 and 199,755.38 is: 275,653.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,330.45 : 504,140.16 = 199,755.38 : x
  2. Step 2: Convert to fraction form
    365,330.45/504,140.16 = 199,755.38/x
  3. Step 3: Cross multiply
    365,330.45x = 504,140.16 × 199,755.38
  4. Step 4: Simplify right side
    365,330.45x = 100,704,708,968.67
  5. Step 5: Solve for x
    x = 100,704,708,968.67/365,330.45
  6. Step 6: Final answer
    x = 275,653.75

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1.5x scale

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.