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Finding the Fourth Proportional to 482,951.32, 666,463.62 and 268,093.96

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Solution

The fourth proportional to 482,951.32, 666,463.62 and 268,093.96 is: 369,964.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,951.32 : 666,463.62 = 268,093.96 : x
  2. Step 2: Convert to fraction form
    482,951.32/666,463.62 = 268,093.96/x
  3. Step 3: Cross multiply
    482,951.32x = 666,463.62 × 268,093.96
  4. Step 4: Simplify right side
    482,951.32x = 178,674,871,081.74
  5. Step 5: Solve for x
    x = 178,674,871,081.74/482,951.32
  6. Step 6: Final answer
    x = 369,964.56

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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.