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Finding the Fourth Proportional to 483,950.60, 726,185.10 and 203,496.20

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Solution

The fourth proportional to 483,950.60, 726,185.10 and 203,496.20 is: 305,353.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,950.60 : 726,185.10 = 203,496.20 : x
  2. Step 2: Convert to fraction form
    483,950.60/726,185.10 = 203,496.20/x
  3. Step 3: Cross multiply
    483,950.60x = 726,185.10 × 203,496.20
  4. Step 4: Simplify right side
    483,950.60x = 147,775,908,346.62
  5. Step 5: Solve for x
    x = 147,775,908,346.62/483,950.60
  6. Step 6: Final answer
    x = 305,353.29

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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.