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Finding the Fourth Proportional to 1,537.83, 2,302.88 and 950.42

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Solution

The fourth proportional to 1,537.83, 2,302.88 and 950.42 is: 1,423.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,537.83 : 2,302.88 = 950.42 : x
  2. Step 2: Convert to fraction form
    1,537.83/2,302.88 = 950.42/x
  3. Step 3: Cross multiply
    1,537.83x = 2,302.88 × 950.42
  4. Step 4: Simplify right side
    1,537.83x = 2,188,694.07
  5. Step 5: Solve for x
    x = 2,188,694.07/1,537.83
  6. Step 6: Final answer
    x = 1,423.24

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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.