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Finding the Fourth Proportional to 797.05, 1,193.94 and 471.63

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Solution

The fourth proportional to 797.05, 1,193.94 and 471.63 is: 706.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    797.05 : 1,193.94 = 471.63 : x
  2. Step 2: Convert to fraction form
    797.05/1,193.94 = 471.63/x
  3. Step 3: Cross multiply
    797.05x = 1,193.94 × 471.63
  4. Step 4: Simplify right side
    797.05x = 563,097.92
  5. Step 5: Solve for x
    x = 563,097.92/797.05
  6. Step 6: Final answer
    x = 706.48

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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.