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Finding the Fourth Proportional to 662,083.35, 993,134.25 and 188,768.70

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Solution

The fourth proportional to 662,083.35, 993,134.25 and 188,768.70 is: 283,155.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,083.35 : 993,134.25 = 188,768.70 : x
  2. Step 2: Convert to fraction form
    662,083.35/993,134.25 = 188,768.70/x
  3. Step 3: Cross multiply
    662,083.35x = 993,134.25 × 188,768.70
  4. Step 4: Simplify right side
    662,083.35x = 187,472,661,297.98
  5. Step 5: Solve for x
    x = 187,472,661,297.98/662,083.35
  6. Step 6: Final answer
    x = 283,155.68

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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.