Home / 839,648.43-1,157,798.97-567,243.27

Finding the Fourth Proportional to 839,648.43, 1,157,798.97 and 567,243.27

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Solution

The fourth proportional to 839,648.43, 1,157,798.97 and 567,243.27 is: 782,176.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,648.43 : 1,157,798.97 = 567,243.27 : x
  2. Step 2: Convert to fraction form
    839,648.43/1,157,798.97 = 567,243.27/x
  3. Step 3: Cross multiply
    839,648.43x = 1,157,798.97 × 567,243.27
  4. Step 4: Simplify right side
    839,648.43x = 656,753,673,745.43
  5. Step 5: Solve for x
    x = 656,753,673,745.43/839,648.43
  6. Step 6: Final answer
    x = 782,176.98

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1.5x scale

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.