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Finding the Fourth Proportional to 702,736.44, 1,054,101 and 170,257.56

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Solution

The fourth proportional to 702,736.44, 1,054,101 and 170,257.56 is: 255,385.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,736.44 : 1,054,101 = 170,257.56 : x
  2. Step 2: Convert to fraction form
    702,736.44/1,054,101 = 170,257.56/x
  3. Step 3: Cross multiply
    702,736.44x = 1,054,101 × 170,257.56
  4. Step 4: Simplify right side
    702,736.44x = 179,468,664,253.56
  5. Step 5: Solve for x
    x = 179,468,664,253.56/702,736.44
  6. Step 6: Final answer
    x = 255,385.45

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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.