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Finding the Fourth Proportional to 250,970.44, 376,400.30 and 73,491.29

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Solution

The fourth proportional to 250,970.44, 376,400.30 and 73,491.29 is: 110,220.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,970.44 : 376,400.30 = 73,491.29 : x
  2. Step 2: Convert to fraction form
    250,970.44/376,400.30 = 73,491.29/x
  3. Step 3: Cross multiply
    250,970.44x = 376,400.30 × 73,491.29
  4. Step 4: Simplify right side
    250,970.44x = 27,662,142,494.49
  5. Step 5: Solve for x
    x = 27,662,142,494.49/250,970.44
  6. Step 6: Final answer
    x = 110,220.72

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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.