Home / 344,814.11-517,240.64-104,935.85

Finding the Fourth Proportional to 344,814.11, 517,240.64 and 104,935.85

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Solution

The fourth proportional to 344,814.11, 517,240.64 and 104,935.85 is: 157,409.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,814.11 : 517,240.64 = 104,935.85 : x
  2. Step 2: Convert to fraction form
    344,814.11/517,240.64 = 104,935.85/x
  3. Step 3: Cross multiply
    344,814.11x = 517,240.64 × 104,935.85
  4. Step 4: Simplify right side
    344,814.11x = 54,277,088,147.95
  5. Step 5: Solve for x
    x = 54,277,088,147.95/344,814.11
  6. Step 6: Final answer
    x = 157,409.71

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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.