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Finding the Fourth Proportional to 573,670.03, 860,472.24 and 218,719.93

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Solution

The fourth proportional to 573,670.03, 860,472.24 and 218,719.93 is: 328,067.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,670.03 : 860,472.24 = 218,719.93 : x
  2. Step 2: Convert to fraction form
    573,670.03/860,472.24 = 218,719.93/x
  3. Step 3: Cross multiply
    573,670.03x = 860,472.24 × 218,719.93
  4. Step 4: Simplify right side
    573,670.03x = 188,202,428,099.74
  5. Step 5: Solve for x
    x = 188,202,428,099.74/573,670.03
  6. Step 6: Final answer
    x = 328,067.39

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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.