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Finding the Fourth Proportional to 367,055, 550,476.72 and 100,824.20

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Solution

The fourth proportional to 367,055, 550,476.72 and 100,824.20 is: 151,207.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,055 : 550,476.72 = 100,824.20 : x
  2. Step 2: Convert to fraction form
    367,055/550,476.72 = 100,824.20/x
  3. Step 3: Cross multiply
    367,055x = 550,476.72 × 100,824.20
  4. Step 4: Simplify right side
    367,055x = 55,501,374,912.62
  5. Step 5: Solve for x
    x = 55,501,374,912.62/367,055
  6. Step 6: Final answer
    x = 151,207.24

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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.