Home / 742,640.68-1,113,982.62-181,675

Finding the Fourth Proportional to 742,640.68, 1,113,982.62 and 181,675

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Solution

The fourth proportional to 742,640.68, 1,113,982.62 and 181,675 is: 272,517.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,640.68 : 1,113,982.62 = 181,675 : x
  2. Step 2: Convert to fraction form
    742,640.68/1,113,982.62 = 181,675/x
  3. Step 3: Cross multiply
    742,640.68x = 1,113,982.62 × 181,675
  4. Step 4: Simplify right side
    742,640.68x = 202,382,792,488.50
  5. Step 5: Solve for x
    x = 202,382,792,488.50/742,640.68
  6. Step 6: Final answer
    x = 272,517.78

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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.