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Finding the Fourth Proportional to 944.18, 1,416.23 and 396.01

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Solution

The fourth proportional to 944.18, 1,416.23 and 396.01 is: 594.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    944.18 : 1,416.23 = 396.01 : x
  2. Step 2: Convert to fraction form
    944.18/1,416.23 = 396.01/x
  3. Step 3: Cross multiply
    944.18x = 1,416.23 × 396.01
  4. Step 4: Simplify right side
    944.18x = 560,841.24
  5. Step 5: Solve for x
    x = 560,841.24/944.18
  6. Step 6: Final answer
    x = 594.00

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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.