Home / 367,072.30-550,809.06-142,441.57

Finding the Fourth Proportional to 367,072.30, 550,809.06 and 142,441.57

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Solution

The fourth proportional to 367,072.30, 550,809.06 and 142,441.57 is: 213,740.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,072.30 : 550,809.06 = 142,441.57 : x
  2. Step 2: Convert to fraction form
    367,072.30/550,809.06 = 142,441.57/x
  3. Step 3: Cross multiply
    367,072.30x = 550,809.06 × 142,441.57
  4. Step 4: Simplify right side
    367,072.30x = 78,458,107,276.62
  5. Step 5: Solve for x
    x = 78,458,107,276.62/367,072.30
  6. Step 6: Final answer
    x = 213,740.20

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1.5x scale

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.