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Finding the Fourth Proportional to 574,893.33, 862,077.21 and 214,800.07

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Solution

The fourth proportional to 574,893.33, 862,077.21 and 214,800.07 is: 322,101.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,893.33 : 862,077.21 = 214,800.07 : x
  2. Step 2: Convert to fraction form
    574,893.33/862,077.21 = 214,800.07/x
  3. Step 3: Cross multiply
    574,893.33x = 862,077.21 × 214,800.07
  4. Step 4: Simplify right side
    574,893.33x = 185,174,245,053.41
  5. Step 5: Solve for x
    x = 185,174,245,053.41/574,893.33
  6. Step 6: Final answer
    x = 322,101.92

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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.