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Finding the Fourth Proportional to 577.04, 795.18 and 539.96

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Solution

The fourth proportional to 577.04, 795.18 and 539.96 is: 744.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    577.04 : 795.18 = 539.96 : x
  2. Step 2: Convert to fraction form
    577.04/795.18 = 539.96/x
  3. Step 3: Cross multiply
    577.04x = 795.18 × 539.96
  4. Step 4: Simplify right side
    577.04x = 429,365.39
  5. Step 5: Solve for x
    x = 429,365.39/577.04
  6. Step 6: Final answer
    x = 744.08

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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.