Home / 372,538.38-514,100.34-202,772.52

Finding the Fourth Proportional to 372,538.38, 514,100.34 and 202,772.52

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Solution

The fourth proportional to 372,538.38, 514,100.34 and 202,772.52 is: 279,824.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,538.38 : 514,100.34 = 202,772.52 : x
  2. Step 2: Convert to fraction form
    372,538.38/514,100.34 = 202,772.52/x
  3. Step 3: Cross multiply
    372,538.38x = 514,100.34 × 202,772.52
  4. Step 4: Simplify right side
    372,538.38x = 104,245,421,474.66
  5. Step 5: Solve for x
    x = 104,245,421,474.66/372,538.38
  6. Step 6: Final answer
    x = 279,824.65

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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.