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Finding the Fourth Proportional to 6,804.40, 10,203.41 and 4,031.47

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Solution

The fourth proportional to 6,804.40, 10,203.41 and 4,031.47 is: 6,045.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,804.40 : 10,203.41 = 4,031.47 : x
  2. Step 2: Convert to fraction form
    6,804.40/10,203.41 = 4,031.47/x
  3. Step 3: Cross multiply
    6,804.40x = 10,203.41 × 4,031.47
  4. Step 4: Simplify right side
    6,804.40x = 41,134,680.22
  5. Step 5: Solve for x
    x = 41,134,680.22/6,804.40
  6. Step 6: Final answer
    x = 6,045.31

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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.