Home / 535,820.40-739,439.82-294,098.58

Finding the Fourth Proportional to 535,820.40, 739,439.82 and 294,098.58

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Solution

The fourth proportional to 535,820.40, 739,439.82 and 294,098.58 is: 405,860.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,820.40 : 739,439.82 = 294,098.58 : x
  2. Step 2: Convert to fraction form
    535,820.40/739,439.82 = 294,098.58/x
  3. Step 3: Cross multiply
    535,820.40x = 739,439.82 × 294,098.58
  4. Step 4: Simplify right side
    535,820.40x = 217,468,201,057.46
  5. Step 5: Solve for x
    x = 217,468,201,057.46/535,820.40
  6. Step 6: Final answer
    x = 405,860.25

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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.