Home / 757,867.44-1,045,854.92-418,333.26

Finding the Fourth Proportional to 757,867.44, 1,045,854.92 and 418,333.26

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Solution

The fourth proportional to 757,867.44, 1,045,854.92 and 418,333.26 is: 577,298.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,867.44 : 1,045,854.92 = 418,333.26 : x
  2. Step 2: Convert to fraction form
    757,867.44/1,045,854.92 = 418,333.26/x
  3. Step 3: Cross multiply
    757,867.44x = 1,045,854.92 × 418,333.26
  4. Step 4: Simplify right side
    757,867.44x = 437,515,898,170.64
  5. Step 5: Solve for x
    x = 437,515,898,170.64/757,867.44
  6. Step 6: Final answer
    x = 577,298.71

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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.