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Finding the Fourth Proportional to 566,876.65, 782,260.25 and 352,012.11

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Solution

The fourth proportional to 566,876.65, 782,260.25 and 352,012.11 is: 485,758.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,876.65 : 782,260.25 = 352,012.11 : x
  2. Step 2: Convert to fraction form
    566,876.65/782,260.25 = 352,012.11/x
  3. Step 3: Cross multiply
    566,876.65x = 782,260.25 × 352,012.11
  4. Step 4: Simplify right side
    566,876.65x = 275,365,077,260.33
  5. Step 5: Solve for x
    x = 275,365,077,260.33/566,876.65
  6. Step 6: Final answer
    x = 485,758.37

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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.