Home / 893,879.79-1,233,579.78-545,040.66

Finding the Fourth Proportional to 893,879.79, 1,233,579.78 and 545,040.66

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Solution

The fourth proportional to 893,879.79, 1,233,579.78 and 545,040.66 is: 752,171.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,879.79 : 1,233,579.78 = 545,040.66 : x
  2. Step 2: Convert to fraction form
    893,879.79/1,233,579.78 = 545,040.66/x
  3. Step 3: Cross multiply
    893,879.79x = 1,233,579.78 × 545,040.66
  4. Step 4: Simplify right side
    893,879.79x = 672,351,137,453.86
  5. Step 5: Solve for x
    x = 672,351,137,453.86/893,879.79
  6. Step 6: Final answer
    x = 752,171.76

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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.