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Finding the Fourth Proportional to 233,185.70, 347,959.84 and 208,052.95

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Solution

The fourth proportional to 233,185.70, 347,959.84 and 208,052.95 is: 310,456.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,185.70 : 347,959.84 = 208,052.95 : x
  2. Step 2: Convert to fraction form
    233,185.70/347,959.84 = 208,052.95/x
  3. Step 3: Cross multiply
    233,185.70x = 347,959.84 × 208,052.95
  4. Step 4: Simplify right side
    233,185.70x = 72,394,071,193.53
  5. Step 5: Solve for x
    x = 72,394,071,193.53/233,185.70
  6. Step 6: Final answer
    x = 310,456.74

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.