Home / 377,877.03-521,462.46-205,796.88

Finding the Fourth Proportional to 377,877.03, 521,462.46 and 205,796.88

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Solution

The fourth proportional to 377,877.03, 521,462.46 and 205,796.88 is: 283,995.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,877.03 : 521,462.46 = 205,796.88 : x
  2. Step 2: Convert to fraction form
    377,877.03/521,462.46 = 205,796.88/x
  3. Step 3: Cross multiply
    377,877.03x = 521,462.46 × 205,796.88
  4. Step 4: Simplify right side
    377,877.03x = 107,315,347,305.13
  5. Step 5: Solve for x
    x = 107,315,347,305.13/377,877.03
  6. Step 6: Final answer
    x = 283,995.42

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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.