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Finding the Fourth Proportional to 662,113.54, 993,179.48 and 188,798.86

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Solution

The fourth proportional to 662,113.54, 993,179.48 and 188,798.86 is: 283,200.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,113.54 : 993,179.48 = 188,798.86 : x
  2. Step 2: Convert to fraction form
    662,113.54/993,179.48 = 188,798.86/x
  3. Step 3: Cross multiply
    662,113.54x = 993,179.48 × 188,798.86
  4. Step 4: Simplify right side
    662,113.54x = 187,511,153,599.39
  5. Step 5: Solve for x
    x = 187,511,153,599.39/662,113.54
  6. Step 6: Final answer
    x = 283,200.90

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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.