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Finding the Fourth Proportional to 1,772,968, 2,659,452.06 and 443,272

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Solution

The fourth proportional to 1,772,968, 2,659,452.06 and 443,272 is: 664,908.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,968 : 2,659,452.06 = 443,272 : x
  2. Step 2: Convert to fraction form
    1,772,968/2,659,452.06 = 443,272/x
  3. Step 3: Cross multiply
    1,772,968x = 2,659,452.06 × 443,272
  4. Step 4: Simplify right side
    1,772,968x = 1,178,860,633,540.32
  5. Step 5: Solve for x
    x = 1,178,860,633,540.32/1,772,968
  6. Step 6: Final answer
    x = 664,908.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.