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Finding the Fourth Proportional to 633.42, 946.64 and 584.16

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Solution

The fourth proportional to 633.42, 946.64 and 584.16 is: 873.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    633.42 : 946.64 = 584.16 : x
  2. Step 2: Convert to fraction form
    633.42/946.64 = 584.16/x
  3. Step 3: Cross multiply
    633.42x = 946.64 × 584.16
  4. Step 4: Simplify right side
    633.42x = 552,989.17
  5. Step 5: Solve for x
    x = 552,989.17/633.42
  6. Step 6: Final answer
    x = 873.02

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.