Home / 366,918.15-550,377.23-340,346.10

Finding the Fourth Proportional to 366,918.15, 550,377.23 and 340,346.10

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Solution

The fourth proportional to 366,918.15, 550,377.23 and 340,346.10 is: 510,519.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,918.15 : 550,377.23 = 340,346.10 : x
  2. Step 2: Convert to fraction form
    366,918.15/550,377.23 = 340,346.10/x
  3. Step 3: Cross multiply
    366,918.15x = 550,377.23 × 340,346.10
  4. Step 4: Simplify right side
    366,918.15x = 187,318,743,759.30
  5. Step 5: Solve for x
    x = 187,318,743,759.30/366,918.15
  6. Step 6: Final answer
    x = 510,519.15

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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.