Home / 559,638.35-839,634.98-199,801.49

Finding the Fourth Proportional to 559,638.35, 839,634.98 and 199,801.49

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Solution

The fourth proportional to 559,638.35, 839,634.98 and 199,801.49 is: 299,765.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,638.35 : 839,634.98 = 199,801.49 : x
  2. Step 2: Convert to fraction form
    559,638.35/839,634.98 = 199,801.49/x
  3. Step 3: Cross multiply
    559,638.35x = 839,634.98 × 199,801.49
  4. Step 4: Simplify right side
    559,638.35x = 167,760,316,361.45
  5. Step 5: Solve for x
    x = 167,760,316,361.45/559,638.35
  6. Step 6: Final answer
    x = 299,765.58

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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.