Home / 511,233.04-766,821.66-156,246.94

Finding the Fourth Proportional to 511,233.04, 766,821.66 and 156,246.94

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Solution

The fourth proportional to 511,233.04, 766,821.66 and 156,246.94 is: 234,361.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,233.04 : 766,821.66 = 156,246.94 : x
  2. Step 2: Convert to fraction form
    511,233.04/766,821.66 = 156,246.94/x
  3. Step 3: Cross multiply
    511,233.04x = 766,821.66 × 156,246.94
  4. Step 4: Simplify right side
    511,233.04x = 119,813,537,900.72
  5. Step 5: Solve for x
    x = 119,813,537,900.72/511,233.04
  6. Step 6: Final answer
    x = 234,361.88

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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.