Home / 674,900.70-1,012,464.45-201,633.90

Finding the Fourth Proportional to 674,900.70, 1,012,464.45 and 201,633.90

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Solution

The fourth proportional to 674,900.70, 1,012,464.45 and 201,633.90 is: 302,484.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,900.70 : 1,012,464.45 = 201,633.90 : x
  2. Step 2: Convert to fraction form
    674,900.70/1,012,464.45 = 201,633.90/x
  3. Step 3: Cross multiply
    674,900.70x = 1,012,464.45 × 201,633.90
  4. Step 4: Simplify right side
    674,900.70x = 204,147,155,664.86
  5. Step 5: Solve for x
    x = 204,147,155,664.86/674,900.70
  6. Step 6: Final answer
    x = 302,484.73

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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.