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Finding the Fourth Proportional to 800,361.01, 1,104,474.70 and 437,777.02

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Solution

The fourth proportional to 800,361.01, 1,104,474.70 and 437,777.02 is: 604,119.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,361.01 : 1,104,474.70 = 437,777.02 : x
  2. Step 2: Convert to fraction form
    800,361.01/1,104,474.70 = 437,777.02/x
  3. Step 3: Cross multiply
    800,361.01x = 1,104,474.70 × 437,777.02
  4. Step 4: Simplify right side
    800,361.01x = 483,513,640,642.51
  5. Step 5: Solve for x
    x = 483,513,640,642.51/800,361.01
  6. Step 6: Final answer
    x = 604,119.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.