Home / 340,184.12-510,391.50-150,618.38

Finding the Fourth Proportional to 340,184.12, 510,391.50 and 150,618.38

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Solution

The fourth proportional to 340,184.12, 510,391.50 and 150,618.38 is: 225,978.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,184.12 : 510,391.50 = 150,618.38 : x
  2. Step 2: Convert to fraction form
    340,184.12/510,391.50 = 150,618.38/x
  3. Step 3: Cross multiply
    340,184.12x = 510,391.50 × 150,618.38
  4. Step 4: Simplify right side
    340,184.12x = 76,874,338,343.81
  5. Step 5: Solve for x
    x = 76,874,338,343.81/340,184.12
  6. Step 6: Final answer
    x = 225,978.62

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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.