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Finding the Fourth Proportional to 337,566.78, 465,840.99 and 186,663.78

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Solution

The fourth proportional to 337,566.78, 465,840.99 and 186,663.78 is: 257,595.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,566.78 : 465,840.99 = 186,663.78 : x
  2. Step 2: Convert to fraction form
    337,566.78/465,840.99 = 186,663.78/x
  3. Step 3: Cross multiply
    337,566.78x = 465,840.99 × 186,663.78
  4. Step 4: Simplify right side
    337,566.78x = 86,955,640,072.34
  5. Step 5: Solve for x
    x = 86,955,640,072.34/337,566.78
  6. Step 6: Final answer
    x = 257,595.37

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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.