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Finding the Fourth Proportional to 1,731.86, 2,598.12 and 951.44

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Solution

The fourth proportional to 1,731.86, 2,598.12 and 951.44 is: 1,427.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731.86 : 2,598.12 = 951.44 : x
  2. Step 2: Convert to fraction form
    1,731.86/2,598.12 = 951.44/x
  3. Step 3: Cross multiply
    1,731.86x = 2,598.12 × 951.44
  4. Step 4: Simplify right side
    1,731.86x = 2,471,955.29
  5. Step 5: Solve for x
    x = 2,471,955.29/1,731.86
  6. Step 6: Final answer
    x = 1,427.34

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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.