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Finding the Fourth Proportional to 304,687.25, 456,751.00 and 104,960.16

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Solution

The fourth proportional to 304,687.25, 456,751.00 and 104,960.16 is: 157,343.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,687.25 : 456,751.00 = 104,960.16 : x
  2. Step 2: Convert to fraction form
    304,687.25/456,751.00 = 104,960.16/x
  3. Step 3: Cross multiply
    304,687.25x = 456,751.00 × 104,960.16
  4. Step 4: Simplify right side
    304,687.25x = 47,940,657,728.56
  5. Step 5: Solve for x
    x = 47,940,657,728.56/304,687.25
  6. Step 6: Final answer
    x = 157,343.83

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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.