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Finding the Fourth Proportional to 588,770.20, 883,220.10 and 214,874.20

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Solution

The fourth proportional to 588,770.20, 883,220.10 and 214,874.20 is: 322,334.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,770.20 : 883,220.10 = 214,874.20 : x
  2. Step 2: Convert to fraction form
    588,770.20/883,220.10 = 214,874.20/x
  3. Step 3: Cross multiply
    588,770.20x = 883,220.10 × 214,874.20
  4. Step 4: Simplify right side
    588,770.20x = 189,781,212,411.42
  5. Step 5: Solve for x
    x = 189,781,212,411.42/588,770.20
  6. Step 6: Final answer
    x = 322,334.95

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Double scale
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Similar ratio
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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.