Home / 367,588.20-551,382.30-145,972.20

Finding the Fourth Proportional to 367,588.20, 551,382.30 and 145,972.20

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Solution

The fourth proportional to 367,588.20, 551,382.30 and 145,972.20 is: 218,958.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,588.20 : 551,382.30 = 145,972.20 : x
  2. Step 2: Convert to fraction form
    367,588.20/551,382.30 = 145,972.20/x
  3. Step 3: Cross multiply
    367,588.20x = 551,382.30 × 145,972.20
  4. Step 4: Simplify right side
    367,588.20x = 80,486,487,372.06
  5. Step 5: Solve for x
    x = 80,486,487,372.06/367,588.20
  6. Step 6: Final answer
    x = 218,958.30

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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.