Home / 810,824.76-1,117,751.94-568,375.56

Finding the Fourth Proportional to 810,824.76, 1,117,751.94 and 568,375.56

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Solution

The fourth proportional to 810,824.76, 1,117,751.94 and 568,375.56 is: 783,526.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,824.76 : 1,117,751.94 = 568,375.56 : x
  2. Step 2: Convert to fraction form
    810,824.76/1,117,751.94 = 568,375.56/x
  3. Step 3: Cross multiply
    810,824.76x = 1,117,751.94 × 568,375.56
  4. Step 4: Simplify right side
    810,824.76x = 635,302,884,838.59
  5. Step 5: Solve for x
    x = 635,302,884,838.59/810,824.76
  6. Step 6: Final answer
    x = 783,526.74

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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.