Home / 853,150.14-1,279,793.25-292,189.50

Finding the Fourth Proportional to 853,150.14, 1,279,793.25 and 292,189.50

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Solution

The fourth proportional to 853,150.14, 1,279,793.25 and 292,189.50 is: 438,307.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,150.14 : 1,279,793.25 = 292,189.50 : x
  2. Step 2: Convert to fraction form
    853,150.14/1,279,793.25 = 292,189.50/x
  3. Step 3: Cross multiply
    853,150.14x = 1,279,793.25 × 292,189.50
  4. Step 4: Simplify right side
    853,150.14x = 373,942,149,820.88
  5. Step 5: Solve for x
    x = 373,942,149,820.88/853,150.14
  6. Step 6: Final answer
    x = 438,307.55

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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.