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Finding the Fourth Proportional to 6,143, 8,477.41 and 3,348.50

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Solution

The fourth proportional to 6,143, 8,477.41 and 3,348.50 is: 4,620.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,143 : 8,477.41 = 3,348.50 : x
  2. Step 2: Convert to fraction form
    6,143/8,477.41 = 3,348.50/x
  3. Step 3: Cross multiply
    6,143x = 8,477.41 × 3,348.50
  4. Step 4: Simplify right side
    6,143x = 28,386,607.39
  5. Step 5: Solve for x
    x = 28,386,607.39/6,143
  6. Step 6: Final answer
    x = 4,620.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.