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Finding the Fourth Proportional to 605,941.12, 908,601.91 and 200,987.14

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Solution

The fourth proportional to 605,941.12, 908,601.91 and 200,987.14 is: 301,377.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,941.12 : 908,601.91 = 200,987.14 : x
  2. Step 2: Convert to fraction form
    605,941.12/908,601.91 = 200,987.14/x
  3. Step 3: Cross multiply
    605,941.12x = 908,601.91 × 200,987.14
  4. Step 4: Simplify right side
    605,941.12x = 182,617,299,289.44
  5. Step 5: Solve for x
    x = 182,617,299,289.44/605,941.12
  6. Step 6: Final answer
    x = 301,377.96

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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.