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Finding the Fourth Proportional to 1,789,998.73, 2,684,165.62 and 651,968.66

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Solution

The fourth proportional to 1,789,998.73, 2,684,165.62 and 651,968.66 is: 977,649.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789,998.73 : 2,684,165.62 = 651,968.66 : x
  2. Step 2: Convert to fraction form
    1,789,998.73/2,684,165.62 = 651,968.66/x
  3. Step 3: Cross multiply
    1,789,998.73x = 2,684,165.62 × 651,968.66
  4. Step 4: Simplify right side
    1,789,998.73x = 1,749,991,862,489.47
  5. Step 5: Solve for x
    x = 1,749,991,862,489.47/1,789,998.73
  6. Step 6: Final answer
    x = 977,649.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.