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Finding the Fourth Proportional to 633,647.48, 950,463.01 and 153,879.21

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Solution

The fourth proportional to 633,647.48, 950,463.01 and 153,879.21 is: 230,816.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,647.48 : 950,463.01 = 153,879.21 : x
  2. Step 2: Convert to fraction form
    633,647.48/950,463.01 = 153,879.21/x
  3. Step 3: Cross multiply
    633,647.48x = 950,463.01 × 153,879.21
  4. Step 4: Simplify right side
    633,647.48x = 146,256,497,305.37
  5. Step 5: Solve for x
    x = 146,256,497,305.37/633,647.48
  6. Step 6: Final answer
    x = 230,816.82

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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.