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Finding the Fourth Proportional to 270,866.90, 373,858.54 and 180,226.69

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Solution

The fourth proportional to 270,866.90, 373,858.54 and 180,226.69 is: 248,754.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,866.90 : 373,858.54 = 180,226.69 : x
  2. Step 2: Convert to fraction form
    270,866.90/373,858.54 = 180,226.69/x
  3. Step 3: Cross multiply
    270,866.90x = 373,858.54 × 180,226.69
  4. Step 4: Simplify right side
    270,866.90x = 67,379,285,807.22
  5. Step 5: Solve for x
    x = 67,379,285,807.22/270,866.90
  6. Step 6: Final answer
    x = 248,754.22

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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.