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Finding the Fourth Proportional to 363,959.65, 546,005.31 and 124,060.33

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Solution

The fourth proportional to 363,959.65, 546,005.31 and 124,060.33 is: 186,112.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,959.65 : 546,005.31 = 124,060.33 : x
  2. Step 2: Convert to fraction form
    363,959.65/546,005.31 = 124,060.33/x
  3. Step 3: Cross multiply
    363,959.65x = 546,005.31 × 124,060.33
  4. Step 4: Simplify right side
    363,959.65x = 67,737,598,940.35
  5. Step 5: Solve for x
    x = 67,737,598,940.35/363,959.65
  6. Step 6: Final answer
    x = 186,112.94

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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.