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Finding the Fourth Proportional to 1,937.46, 2,902.29 and 896.00

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Solution

The fourth proportional to 1,937.46, 2,902.29 and 896.00 is: 1,342.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937.46 : 2,902.29 = 896.00 : x
  2. Step 2: Convert to fraction form
    1,937.46/2,902.29 = 896.00/x
  3. Step 3: Cross multiply
    1,937.46x = 2,902.29 × 896.00
  4. Step 4: Simplify right side
    1,937.46x = 2,600,444.58
  5. Step 5: Solve for x
    x = 2,600,444.58/1,937.46
  6. Step 6: Final answer
    x = 1,342.20

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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.