Home / 347,441.64-521,252.32-203,469.06

Finding the Fourth Proportional to 347,441.64, 521,252.32 and 203,469.06

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Solution

The fourth proportional to 347,441.64, 521,252.32 and 203,469.06 is: 305,256.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,441.64 : 521,252.32 = 203,469.06 : x
  2. Step 2: Convert to fraction form
    347,441.64/521,252.32 = 203,469.06/x
  3. Step 3: Cross multiply
    347,441.64x = 521,252.32 × 203,469.06
  4. Step 4: Simplify right side
    347,441.64x = 106,058,719,573.22
  5. Step 5: Solve for x
    x = 106,058,719,573.22/347,441.64
  6. Step 6: Final answer
    x = 305,256.21

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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.