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Finding the Fourth Proportional to 569,747.58, 854,018.73 and 214,607.94

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Solution

The fourth proportional to 569,747.58, 854,018.73 and 214,607.94 is: 321,684.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,747.58 : 854,018.73 = 214,607.94 : x
  2. Step 2: Convert to fraction form
    569,747.58/854,018.73 = 214,607.94/x
  3. Step 3: Cross multiply
    569,747.58x = 854,018.73 × 214,607.94
  4. Step 4: Simplify right side
    569,747.58x = 183,279,200,366.72
  5. Step 5: Solve for x
    x = 183,279,200,366.72/569,747.58
  6. Step 6: Final answer
    x = 321,684.91

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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.