Home / 372,255.24-513,709.92-202,490.04

Finding the Fourth Proportional to 372,255.24, 513,709.92 and 202,490.04

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Solution

The fourth proportional to 372,255.24, 513,709.92 and 202,490.04 is: 279,435.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,255.24 : 513,709.92 = 202,490.04 : x
  2. Step 2: Convert to fraction form
    372,255.24/513,709.92 = 202,490.04/x
  3. Step 3: Cross multiply
    372,255.24x = 513,709.92 × 202,490.04
  4. Step 4: Simplify right side
    372,255.24x = 104,021,142,249.20
  5. Step 5: Solve for x
    x = 104,021,142,249.20/372,255.24
  6. Step 6: Final answer
    x = 279,435.00

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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.