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Finding the Fourth Proportional to 482,683.14, 666,102.66 and 267,824.70

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Solution

The fourth proportional to 482,683.14, 666,102.66 and 267,824.70 is: 369,598.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,683.14 : 666,102.66 = 267,824.70 : x
  2. Step 2: Convert to fraction form
    482,683.14/666,102.66 = 267,824.70/x
  3. Step 3: Cross multiply
    482,683.14x = 666,102.66 × 267,824.70
  4. Step 4: Simplify right side
    482,683.14x = 178,398,745,083.70
  5. Step 5: Solve for x
    x = 178,398,745,083.70/482,683.14
  6. Step 6: Final answer
    x = 369,598.05

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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.