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Finding the Fourth Proportional to 5,837.15, 8,756.98 and 1,888.63

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Solution

The fourth proportional to 5,837.15, 8,756.98 and 1,888.63 is: 2,833.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,837.15 : 8,756.98 = 1,888.63 : x
  2. Step 2: Convert to fraction form
    5,837.15/8,756.98 = 1,888.63/x
  3. Step 3: Cross multiply
    5,837.15x = 8,756.98 × 1,888.63
  4. Step 4: Simplify right side
    5,837.15x = 16,538,668.52
  5. Step 5: Solve for x
    x = 16,538,668.52/5,837.15
  6. Step 6: Final answer
    x = 2,833.35

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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.