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Finding the Fourth Proportional to 571,879.44, 857,220.59 and 192,669.14

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Solution

The fourth proportional to 571,879.44, 857,220.59 and 192,669.14 is: 288,802.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,879.44 : 857,220.59 = 192,669.14 : x
  2. Step 2: Convert to fraction form
    571,879.44/857,220.59 = 192,669.14/x
  3. Step 3: Cross multiply
    571,879.44x = 857,220.59 × 192,669.14
  4. Step 4: Simplify right side
    571,879.44x = 165,159,948,616.14
  5. Step 5: Solve for x
    x = 165,159,948,616.14/571,879.44
  6. Step 6: Final answer
    x = 288,802.04

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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.