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Finding the Fourth Proportional to 353,970.27, 488,473.34 and 192,827.25

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Solution

The fourth proportional to 353,970.27, 488,473.34 and 192,827.25 is: 266,098.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,970.27 : 488,473.34 = 192,827.25 : x
  2. Step 2: Convert to fraction form
    353,970.27/488,473.34 = 192,827.25/x
  3. Step 3: Cross multiply
    353,970.27x = 488,473.34 × 192,827.25
  4. Step 4: Simplify right side
    353,970.27x = 94,190,969,886.38
  5. Step 5: Solve for x
    x = 94,190,969,886.38/353,970.27
  6. Step 6: Final answer
    x = 266,098.53

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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.