Home / 827,212.43-1,241,881.27-637,793.12

Finding the Fourth Proportional to 827,212.43, 1,241,881.27 and 637,793.12

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Solution

The fourth proportional to 827,212.43, 1,241,881.27 and 637,793.12 is: 957,508.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,212.43 : 1,241,881.27 = 637,793.12 : x
  2. Step 2: Convert to fraction form
    827,212.43/1,241,881.27 = 637,793.12/x
  3. Step 3: Cross multiply
    827,212.43x = 1,241,881.27 × 637,793.12
  4. Step 4: Simplify right side
    827,212.43x = 792,063,331,373.08
  5. Step 5: Solve for x
    x = 792,063,331,373.08/827,212.43
  6. Step 6: Final answer
    x = 957,508.98

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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.