Home / 382,096.80-527,130-238,607.76

Finding the Fourth Proportional to 382,096.80, 527,130 and 238,607.76

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Solution

The fourth proportional to 382,096.80, 527,130 and 238,607.76 is: 329,176.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,096.80 : 527,130 = 238,607.76 : x
  2. Step 2: Convert to fraction form
    382,096.80/527,130 = 238,607.76/x
  3. Step 3: Cross multiply
    382,096.80x = 527,130 × 238,607.76
  4. Step 4: Simplify right side
    382,096.80x = 125,777,308,528.80
  5. Step 5: Solve for x
    x = 125,777,308,528.80/382,096.80
  6. Step 6: Final answer
    x = 329,176.56

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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.