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Finding the Fourth Proportional to 244,409.60, 336,828.64 and 190,609.60

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Solution

The fourth proportional to 244,409.60, 336,828.64 and 190,609.60 is: 262,685.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,409.60 : 336,828.64 = 190,609.60 : x
  2. Step 2: Convert to fraction form
    244,409.60/336,828.64 = 190,609.60/x
  3. Step 3: Cross multiply
    244,409.60x = 336,828.64 × 190,609.60
  4. Step 4: Simplify right side
    244,409.60x = 64,202,772,338.94
  5. Step 5: Solve for x
    x = 64,202,772,338.94/244,409.60
  6. Step 6: Final answer
    x = 262,685.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.