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Finding the Fourth Proportional to 662,149.80, 993,233.80 and 188,835.20

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Solution

The fourth proportional to 662,149.80, 993,233.80 and 188,835.20 is: 283,255.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,149.80 : 993,233.80 = 188,835.20 : x
  2. Step 2: Convert to fraction form
    662,149.80/993,233.80 = 188,835.20/x
  3. Step 3: Cross multiply
    662,149.80x = 993,233.80 × 188,835.20
  4. Step 4: Simplify right side
    662,149.80x = 187,557,503,269.76
  5. Step 5: Solve for x
    x = 187,557,503,269.76/662,149.80
  6. Step 6: Final answer
    x = 283,255.40

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1.5x scale

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.