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Finding the Fourth Proportional to 482,694.58, 666,108.30 and 267,830.02

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Solution

The fourth proportional to 482,694.58, 666,108.30 and 267,830.02 is: 369,599.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,694.58 : 666,108.30 = 267,830.02 : x
  2. Step 2: Convert to fraction form
    482,694.58/666,108.30 = 267,830.02/x
  3. Step 3: Cross multiply
    482,694.58x = 666,108.30 × 267,830.02
  4. Step 4: Simplify right side
    482,694.58x = 178,403,799,311.17
  5. Step 5: Solve for x
    x = 178,403,799,311.17/482,694.58
  6. Step 6: Final answer
    x = 369,599.76

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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.