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Finding the Fourth Proportional to 2,370.47, 3,555.73 and 1,553.92

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Solution

The fourth proportional to 2,370.47, 3,555.73 and 1,553.92 is: 2,330.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,370.47 : 3,555.73 = 1,553.92 : x
  2. Step 2: Convert to fraction form
    2,370.47/3,555.73 = 1,553.92/x
  3. Step 3: Cross multiply
    2,370.47x = 3,555.73 × 1,553.92
  4. Step 4: Simplify right side
    2,370.47x = 5,525,294.41
  5. Step 5: Solve for x
    x = 5,525,294.41/2,370.47
  6. Step 6: Final answer
    x = 2,330.88

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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.