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Finding the Fourth Proportional to 2,345.47, 3,236.22 and 1,401.08

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Solution

The fourth proportional to 2,345.47, 3,236.22 and 1,401.08 is: 1,933.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,345.47 : 3,236.22 = 1,401.08 : x
  2. Step 2: Convert to fraction form
    2,345.47/3,236.22 = 1,401.08/x
  3. Step 3: Cross multiply
    2,345.47x = 3,236.22 × 1,401.08
  4. Step 4: Simplify right side
    2,345.47x = 4,534,182.34
  5. Step 5: Solve for x
    x = 4,534,182.34/2,345.47
  6. Step 6: Final answer
    x = 1,933.17

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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.