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Finding the Fourth Proportional to 1,747,484.28, 2,621,525.31 and 800,936.10

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Solution

The fourth proportional to 1,747,484.28, 2,621,525.31 and 800,936.10 is: 1,201,541.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747,484.28 : 2,621,525.31 = 800,936.10 : x
  2. Step 2: Convert to fraction form
    1,747,484.28/2,621,525.31 = 800,936.10/x
  3. Step 3: Cross multiply
    1,747,484.28x = 2,621,525.31 × 800,936.10
  4. Step 4: Simplify right side
    1,747,484.28x = 2,099,674,257,842.69
  5. Step 5: Solve for x
    x = 2,099,674,257,842.69/1,747,484.28
  6. Step 6: Final answer
    x = 1,201,541.14

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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.