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Finding the Fourth Proportional to 605,352.90, 908,157.43 and 200,522.19

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Solution

The fourth proportional to 605,352.90, 908,157.43 and 200,522.19 is: 300,825.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,352.90 : 908,157.43 = 200,522.19 : x
  2. Step 2: Convert to fraction form
    605,352.90/908,157.43 = 200,522.19/x
  3. Step 3: Cross multiply
    605,352.90x = 908,157.43 × 200,522.19
  4. Step 4: Simplify right side
    605,352.90x = 182,105,716,728.37
  5. Step 5: Solve for x
    x = 182,105,716,728.37/605,352.90
  6. Step 6: Final answer
    x = 300,825.71

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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.