Home / 837,121.11-1,255,653.51-363,806.52

Finding the Fourth Proportional to 837,121.11, 1,255,653.51 and 363,806.52

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Solution

The fourth proportional to 837,121.11, 1,255,653.51 and 363,806.52 is: 545,697.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,121.11 : 1,255,653.51 = 363,806.52 : x
  2. Step 2: Convert to fraction form
    837,121.11/1,255,653.51 = 363,806.52/x
  3. Step 3: Cross multiply
    837,121.11x = 1,255,653.51 × 363,806.52
  4. Step 4: Simplify right side
    837,121.11x = 456,814,933,798.89
  5. Step 5: Solve for x
    x = 456,814,933,798.89/837,121.11
  6. Step 6: Final answer
    x = 545,697.54

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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.