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Finding the Fourth Proportional to 592,112.64, 888,179.92 and 192,752

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Solution

The fourth proportional to 592,112.64, 888,179.92 and 192,752 is: 289,131.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,112.64 : 888,179.92 = 192,752 : x
  2. Step 2: Convert to fraction form
    592,112.64/888,179.92 = 192,752/x
  3. Step 3: Cross multiply
    592,112.64x = 888,179.92 × 192,752
  4. Step 4: Simplify right side
    592,112.64x = 171,198,455,939.84
  5. Step 5: Solve for x
    x = 171,198,455,939.84/592,112.64
  6. Step 6: Final answer
    x = 289,131.57

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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.