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Finding the Fourth Proportional to 637,270.67, 955,813.74 and 187,969.34

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Solution

The fourth proportional to 637,270.67, 955,813.74 and 187,969.34 is: 281,926.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,270.67 : 955,813.74 = 187,969.34 : x
  2. Step 2: Convert to fraction form
    637,270.67/955,813.74 = 187,969.34/x
  3. Step 3: Cross multiply
    637,270.67x = 955,813.74 × 187,969.34
  4. Step 4: Simplify right side
    637,270.67x = 179,663,673,091.66
  5. Step 5: Solve for x
    x = 179,663,673,091.66/637,270.67
  6. Step 6: Final answer
    x = 281,926.79

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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.