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Finding the Fourth Proportional to 529,665.66, 794,249.73 and 192,468.51

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Solution

The fourth proportional to 529,665.66, 794,249.73 and 192,468.51 is: 288,612.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,665.66 : 794,249.73 = 192,468.51 : x
  2. Step 2: Convert to fraction form
    529,665.66/794,249.73 = 192,468.51/x
  3. Step 3: Cross multiply
    529,665.66x = 794,249.73 × 192,468.51
  4. Step 4: Simplify right side
    529,665.66x = 152,868,062,101.00
  5. Step 5: Solve for x
    x = 152,868,062,101.00/529,665.66
  6. Step 6: Final answer
    x = 288,612.37

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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.