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Finding the Fourth Proportional to 577.44, 795.12 and 453.60

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Solution

The fourth proportional to 577.44, 795.12 and 453.60 is: 624.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    577.44 : 795.12 = 453.60 : x
  2. Step 2: Convert to fraction form
    577.44/795.12 = 453.60/x
  3. Step 3: Cross multiply
    577.44x = 795.12 × 453.60
  4. Step 4: Simplify right side
    577.44x = 360,666.43
  5. Step 5: Solve for x
    x = 360,666.43/577.44
  6. Step 6: Final answer
    x = 624.60

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