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Finding the Fourth Proportional to 577.64, 797 and 341.66

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Solution

The fourth proportional to 577.64, 797 and 341.66 is: 471.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    577.64 : 797 = 341.66 : x
  2. Step 2: Convert to fraction form
    577.64/797 = 341.66/x
  3. Step 3: Cross multiply
    577.64x = 797 × 341.66
  4. Step 4: Simplify right side
    577.64x = 272,303.02
  5. Step 5: Solve for x
    x = 272,303.02/577.64
  6. Step 6: Final answer
    x = 471.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.