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Finding the Fourth Proportional to 566,877.15, 782,260.94 and 352,012.61

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Solution

The fourth proportional to 566,877.15, 782,260.94 and 352,012.61 is: 485,759.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,877.15 : 782,260.94 = 352,012.61 : x
  2. Step 2: Convert to fraction form
    566,877.15/782,260.94 = 352,012.61/x
  3. Step 3: Cross multiply
    566,877.15x = 782,260.94 × 352,012.61
  4. Step 4: Simplify right side
    566,877.15x = 275,365,709,519.09
  5. Step 5: Solve for x
    x = 275,365,709,519.09/566,877.15
  6. Step 6: Final answer
    x = 485,759.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.