Home / 382,768.58-527,673.20-269,238.98

Finding the Fourth Proportional to 382,768.58, 527,673.20 and 269,238.98

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Solution

The fourth proportional to 382,768.58, 527,673.20 and 269,238.98 is: 371,164.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,768.58 : 527,673.20 = 269,238.98 : x
  2. Step 2: Convert to fraction form
    382,768.58/527,673.20 = 269,238.98/x
  3. Step 3: Cross multiply
    382,768.58x = 527,673.20 × 269,238.98
  4. Step 4: Simplify right side
    382,768.58x = 142,070,194,141.34
  5. Step 5: Solve for x
    x = 142,070,194,141.34/382,768.58
  6. Step 6: Final answer
    x = 371,164.72

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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.