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Finding the Fourth Proportional to 592.75, 818.40 and 360.28

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Solution

The fourth proportional to 592.75, 818.40 and 360.28 is: 497.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.75 : 818.40 = 360.28 : x
  2. Step 2: Convert to fraction form
    592.75/818.40 = 360.28/x
  3. Step 3: Cross multiply
    592.75x = 818.40 × 360.28
  4. Step 4: Simplify right side
    592.75x = 294,853.15
  5. Step 5: Solve for x
    x = 294,853.15/592.75
  6. Step 6: Final answer
    x = 497.43

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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.