Home / 372,820.57-514,498.36-203,054.69

Finding the Fourth Proportional to 372,820.57, 514,498.36 and 203,054.69

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Solution

The fourth proportional to 372,820.57, 514,498.36 and 203,054.69 is: 280,218.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,820.57 : 514,498.36 = 203,054.69 : x
  2. Step 2: Convert to fraction form
    372,820.57/514,498.36 = 203,054.69/x
  3. Step 3: Cross multiply
    372,820.57x = 514,498.36 × 203,054.69
  4. Step 4: Simplify right side
    372,820.57x = 104,471,304,995.31
  5. Step 5: Solve for x
    x = 104,471,304,995.31/372,820.57
  6. Step 6: Final answer
    x = 280,218.73

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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.