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Finding the Fourth Proportional to 946.04, 1,418.50 and 368.24

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Solution

The fourth proportional to 946.04, 1,418.50 and 368.24 is: 552.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    946.04 : 1,418.50 = 368.24 : x
  2. Step 2: Convert to fraction form
    946.04/1,418.50 = 368.24/x
  3. Step 3: Cross multiply
    946.04x = 1,418.50 × 368.24
  4. Step 4: Simplify right side
    946.04x = 522,348.44
  5. Step 5: Solve for x
    x = 522,348.44/946.04
  6. Step 6: Final answer
    x = 552.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.