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Finding the Fourth Proportional to 490,585.60, 735,902.70 and 254,389.60

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Solution

The fourth proportional to 490,585.60, 735,902.70 and 254,389.60 is: 381,597.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,585.60 : 735,902.70 = 254,389.60 : x
  2. Step 2: Convert to fraction form
    490,585.60/735,902.70 = 254,389.60/x
  3. Step 3: Cross multiply
    490,585.60x = 735,902.70 × 254,389.60
  4. Step 4: Simplify right side
    490,585.60x = 187,205,993,491.92
  5. Step 5: Solve for x
    x = 187,205,993,491.92/490,585.60
  6. Step 6: Final answer
    x = 381,597.00

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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.