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Finding the Fourth Proportional to 5,402.63, 7,455.65 and 3,044.81

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Solution

The fourth proportional to 5,402.63, 7,455.65 and 3,044.81 is: 4,201.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,402.63 : 7,455.65 = 3,044.81 : x
  2. Step 2: Convert to fraction form
    5,402.63/7,455.65 = 3,044.81/x
  3. Step 3: Cross multiply
    5,402.63x = 7,455.65 × 3,044.81
  4. Step 4: Simplify right side
    5,402.63x = 22,700,985.17
  5. Step 5: Solve for x
    x = 22,700,985.17/5,402.63
  6. Step 6: Final answer
    x = 4,201.84

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