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Finding the Fourth Proportional to 988,998.60, 1,483,497.90 and 241,044.60

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Solution

The fourth proportional to 988,998.60, 1,483,497.90 and 241,044.60 is: 361,566.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,998.60 : 1,483,497.90 = 241,044.60 : x
  2. Step 2: Convert to fraction form
    988,998.60/1,483,497.90 = 241,044.60/x
  3. Step 3: Cross multiply
    988,998.60x = 1,483,497.90 × 241,044.60
  4. Step 4: Simplify right side
    988,998.60x = 357,589,157,906.34
  5. Step 5: Solve for x
    x = 357,589,157,906.34/988,998.60
  6. Step 6: Final answer
    x = 361,566.90

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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.