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Finding the Fourth Proportional to 950.22, 1,424.45 and 463.01

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Solution

The fourth proportional to 950.22, 1,424.45 and 463.01 is: 694.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    950.22 : 1,424.45 = 463.01 : x
  2. Step 2: Convert to fraction form
    950.22/1,424.45 = 463.01/x
  3. Step 3: Cross multiply
    950.22x = 1,424.45 × 463.01
  4. Step 4: Simplify right side
    950.22x = 659,528.63
  5. Step 5: Solve for x
    x = 659,528.63/950.22
  6. Step 6: Final answer
    x = 694.08

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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.