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Finding the Fourth Proportional to 2,158.43, 3,237.03 and 598.05

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Solution

The fourth proportional to 2,158.43, 3,237.03 and 598.05 is: 896.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,158.43 : 3,237.03 = 598.05 : x
  2. Step 2: Convert to fraction form
    2,158.43/3,237.03 = 598.05/x
  3. Step 3: Cross multiply
    2,158.43x = 3,237.03 × 598.05
  4. Step 4: Simplify right side
    2,158.43x = 1,935,905.79
  5. Step 5: Solve for x
    x = 1,935,905.79/2,158.43
  6. Step 6: Final answer
    x = 896.91

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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.