Home / 853,100.95-1,177,308.36-504,540.15

Finding the Fourth Proportional to 853,100.95, 1,177,308.36 and 504,540.15

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Solution

The fourth proportional to 853,100.95, 1,177,308.36 and 504,540.15 is: 696,282.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,100.95 : 1,177,308.36 = 504,540.15 : x
  2. Step 2: Convert to fraction form
    853,100.95/1,177,308.36 = 504,540.15/x
  3. Step 3: Cross multiply
    853,100.95x = 1,177,308.36 × 504,540.15
  4. Step 4: Simplify right side
    853,100.95x = 593,999,336,550.65
  5. Step 5: Solve for x
    x = 593,999,336,550.65/853,100.95
  6. Step 6: Final answer
    x = 696,282.59

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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.