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Finding the Fourth Proportional to 802,900.06, 1,204,351 and 270,376.50

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Solution

The fourth proportional to 802,900.06, 1,204,351 and 270,376.50 is: 405,565.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,900.06 : 1,204,351 = 270,376.50 : x
  2. Step 2: Convert to fraction form
    802,900.06/1,204,351 = 270,376.50/x
  3. Step 3: Cross multiply
    802,900.06x = 1,204,351 × 270,376.50
  4. Step 4: Simplify right side
    802,900.06x = 325,628,202,129.75
  5. Step 5: Solve for x
    x = 325,628,202,129.75/802,900.06
  6. Step 6: Final answer
    x = 405,565.05

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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.