Home / 827,407.71-1,241,077.85-228,353.48

Finding the Fourth Proportional to 827,407.71, 1,241,077.85 and 228,353.48

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Solution

The fourth proportional to 827,407.71, 1,241,077.85 and 228,353.48 is: 342,520.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,407.71 : 1,241,077.85 = 228,353.48 : x
  2. Step 2: Convert to fraction form
    827,407.71/1,241,077.85 = 228,353.48/x
  3. Step 3: Cross multiply
    827,407.71x = 1,241,077.85 × 228,353.48
  4. Step 4: Simplify right side
    827,407.71x = 283,404,444,161.63
  5. Step 5: Solve for x
    x = 283,404,444,161.63/827,407.71
  6. Step 6: Final answer
    x = 342,520.91

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1.5x scale

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.