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Finding the Fourth Proportional to 588,818.80, 883,358.52 and 214,840.72

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Solution

The fourth proportional to 588,818.80, 883,358.52 and 214,840.72 is: 322,308.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,818.80 : 883,358.52 = 214,840.72 : x
  2. Step 2: Convert to fraction form
    588,818.80/883,358.52 = 214,840.72/x
  3. Step 3: Cross multiply
    588,818.80x = 883,358.52 × 214,840.72
  4. Step 4: Simplify right side
    588,818.80x = 189,781,380,454.93
  5. Step 5: Solve for x
    x = 189,781,380,454.93/588,818.80
  6. Step 6: Final answer
    x = 322,308.63

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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.