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Finding the Fourth Proportional to 4,341.04, 6,512.40 and 1,418.56

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Solution

The fourth proportional to 4,341.04, 6,512.40 and 1,418.56 is: 2,128.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,341.04 : 6,512.40 = 1,418.56 : x
  2. Step 2: Convert to fraction form
    4,341.04/6,512.40 = 1,418.56/x
  3. Step 3: Cross multiply
    4,341.04x = 6,512.40 × 1,418.56
  4. Step 4: Simplify right side
    4,341.04x = 9,238,230.14
  5. Step 5: Solve for x
    x = 9,238,230.14/4,341.04
  6. Step 6: Final answer
    x = 2,128.11

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.