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Finding the Fourth Proportional to 521,295.77, 782,058.27 and 296,761.34

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Solution

The fourth proportional to 521,295.77, 782,058.27 and 296,761.34 is: 445,207.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,295.77 : 782,058.27 = 296,761.34 : x
  2. Step 2: Convert to fraction form
    521,295.77/782,058.27 = 296,761.34/x
  3. Step 3: Cross multiply
    521,295.77x = 782,058.27 × 296,761.34
  4. Step 4: Simplify right side
    521,295.77x = 232,084,660,163.28
  5. Step 5: Solve for x
    x = 232,084,660,163.28/521,295.77
  6. Step 6: Final answer
    x = 445,207.26

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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.