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Finding the Fourth Proportional to 2,322.47, 3,484.90 and 1,543.01

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Solution

The fourth proportional to 2,322.47, 3,484.90 and 1,543.01 is: 2,315.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,322.47 : 3,484.90 = 1,543.01 : x
  2. Step 2: Convert to fraction form
    2,322.47/3,484.90 = 1,543.01/x
  3. Step 3: Cross multiply
    2,322.47x = 3,484.90 × 1,543.01
  4. Step 4: Simplify right side
    2,322.47x = 5,377,235.55
  5. Step 5: Solve for x
    x = 5,377,235.55/2,322.47
  6. Step 6: Final answer
    x = 2,315.31

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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.