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Finding the Fourth Proportional to 441,570.60, 662,442.30 and 188,850.60

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Solution

The fourth proportional to 441,570.60, 662,442.30 and 188,850.60 is: 283,312.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,570.60 : 662,442.30 = 188,850.60 : x
  2. Step 2: Convert to fraction form
    441,570.60/662,442.30 = 188,850.60/x
  3. Step 3: Cross multiply
    441,570.60x = 662,442.30 × 188,850.60
  4. Step 4: Simplify right side
    441,570.60x = 125,102,625,820.38
  5. Step 5: Solve for x
    x = 125,102,625,820.38/441,570.60
  6. Step 6: Final answer
    x = 283,312.85

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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.