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Finding the Fourth Proportional to 345,752.84, 477,095.46 and 192,753.56

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Solution

The fourth proportional to 345,752.84, 477,095.46 and 192,753.56 is: 265,975.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,752.84 : 477,095.46 = 192,753.56 : x
  2. Step 2: Convert to fraction form
    345,752.84/477,095.46 = 192,753.56/x
  3. Step 3: Cross multiply
    345,752.84x = 477,095.46 × 192,753.56
  4. Step 4: Simplify right side
    345,752.84x = 91,961,848,374.84
  5. Step 5: Solve for x
    x = 91,961,848,374.84/345,752.84
  6. Step 6: Final answer
    x = 265,975.68

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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.