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Finding the Fourth Proportional to 1,462.47, 2,018.48 and 873.05

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Solution

The fourth proportional to 1,462.47, 2,018.48 and 873.05 is: 1,204.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462.47 : 2,018.48 = 873.05 : x
  2. Step 2: Convert to fraction form
    1,462.47/2,018.48 = 873.05/x
  3. Step 3: Cross multiply
    1,462.47x = 2,018.48 × 873.05
  4. Step 4: Simplify right side
    1,462.47x = 1,762,219.51
  5. Step 5: Solve for x
    x = 1,762,219.51/1,462.47
  6. Step 6: Final answer
    x = 1,204.96

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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.