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Finding the Fourth Proportional to 1,897.83, 2,840.86 and 1,736.35

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Solution

The fourth proportional to 1,897.83, 2,840.86 and 1,736.35 is: 2,599.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897.83 : 2,840.86 = 1,736.35 : x
  2. Step 2: Convert to fraction form
    1,897.83/2,840.86 = 1,736.35/x
  3. Step 3: Cross multiply
    1,897.83x = 2,840.86 × 1,736.35
  4. Step 4: Simplify right side
    1,897.83x = 4,932,723.88
  5. Step 5: Solve for x
    x = 4,932,723.88/1,897.83
  6. Step 6: Final answer
    x = 2,599.14

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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.