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Finding the Fourth Proportional to 554,879.40, 832,356 and 195,006.73

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Solution

The fourth proportional to 554,879.40, 832,356 and 195,006.73 is: 292,523.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,879.40 : 832,356 = 195,006.73 : x
  2. Step 2: Convert to fraction form
    554,879.40/832,356 = 195,006.73/x
  3. Step 3: Cross multiply
    554,879.40x = 832,356 × 195,006.73
  4. Step 4: Simplify right side
    554,879.40x = 162,315,021,755.88
  5. Step 5: Solve for x
    x = 162,315,021,755.88/554,879.40
  6. Step 6: Final answer
    x = 292,523.06

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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.