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Finding the Fourth Proportional to 577.68, 796.68 and 467.52

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Solution

The fourth proportional to 577.68, 796.68 and 467.52 is: 644.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    577.68 : 796.68 = 467.52 : x
  2. Step 2: Convert to fraction form
    577.68/796.68 = 467.52/x
  3. Step 3: Cross multiply
    577.68x = 796.68 × 467.52
  4. Step 4: Simplify right side
    577.68x = 372,463.83
  5. Step 5: Solve for x
    x = 372,463.83/577.68
  6. Step 6: Final answer
    x = 644.76

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1.5x scale

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.