Home / 397,661.85-548,592.03-236,425.26

Finding the Fourth Proportional to 397,661.85, 548,592.03 and 236,425.26

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Solution

The fourth proportional to 397,661.85, 548,592.03 and 236,425.26 is: 326,159.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,661.85 : 548,592.03 = 236,425.26 : x
  2. Step 2: Convert to fraction form
    397,661.85/548,592.03 = 236,425.26/x
  3. Step 3: Cross multiply
    397,661.85x = 548,592.03 × 236,425.26
  4. Step 4: Simplify right side
    397,661.85x = 129,701,013,326.68
  5. Step 5: Solve for x
    x = 129,701,013,326.68/397,661.85
  6. Step 6: Final answer
    x = 326,159.06

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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.