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Finding the Fourth Proportional to 336,974,441.60, 504,453,892.80 and 200,589,622.40

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Solution

The fourth proportional to 336,974,441.60, 504,453,892.80 and 200,589,622.40 is: 300,284,542.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,974,441.60 : 504,453,892.80 = 200,589,622.40 : x
  2. Step 2: Convert to fraction form
    336,974,441.60/504,453,892.80 = 200,589,622.40/x
  3. Step 3: Cross multiply
    336,974,441.60x = 504,453,892.80 × 200,589,622.40
  4. Step 4: Simplify right side
    336,974,441.60x = 101,188,215,874,962,080
  5. Step 5: Solve for x
    x = 101,188,215,874,962,080/336,974,441.60
  6. Step 6: Final answer
    x = 300,284,542.04

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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.