Home / 637,175.03-955,380.85-432,261.34

Finding the Fourth Proportional to 637,175.03, 955,380.85 and 432,261.34

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Solution

The fourth proportional to 637,175.03, 955,380.85 and 432,261.34 is: 648,133.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,175.03 : 955,380.85 = 432,261.34 : x
  2. Step 2: Convert to fraction form
    637,175.03/955,380.85 = 432,261.34/x
  3. Step 3: Cross multiply
    637,175.03x = 955,380.85 × 432,261.34
  4. Step 4: Simplify right side
    637,175.03x = 412,974,202,791.87
  5. Step 5: Solve for x
    x = 412,974,202,791.87/637,175.03
  6. Step 6: Final answer
    x = 648,133.06

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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.