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Finding the Fourth Proportional to 1,898,918.04, 2,848,469.01 and 619,523.04

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Solution

The fourth proportional to 1,898,918.04, 2,848,469.01 and 619,523.04 is: 929,314.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898,918.04 : 2,848,469.01 = 619,523.04 : x
  2. Step 2: Convert to fraction form
    1,898,918.04/2,848,469.01 = 619,523.04/x
  3. Step 3: Cross multiply
    1,898,918.04x = 2,848,469.01 × 619,523.04
  4. Step 4: Simplify right side
    1,898,918.04x = 1,764,692,180,420.99
  5. Step 5: Solve for x
    x = 1,764,692,180,420.99/1,898,918.04
  6. Step 6: Final answer
    x = 929,314.56

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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.