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Finding the Fourth Proportional to 544,741.32, 817,133.94 and 189,791.28

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Solution

The fourth proportional to 544,741.32, 817,133.94 and 189,791.28 is: 284,694.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,741.32 : 817,133.94 = 189,791.28 : x
  2. Step 2: Convert to fraction form
    544,741.32/817,133.94 = 189,791.28/x
  3. Step 3: Cross multiply
    544,741.32x = 817,133.94 × 189,791.28
  4. Step 4: Simplify right side
    544,741.32x = 155,084,896,404.04
  5. Step 5: Solve for x
    x = 155,084,896,404.04/544,741.32
  6. Step 6: Final answer
    x = 284,694.57

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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.