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Finding the Fourth Proportional to 544,998.06, 817,628.37 and 171,021.06

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Solution

The fourth proportional to 544,998.06, 817,628.37 and 171,021.06 is: 256,572.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,998.06 : 817,628.37 = 171,021.06 : x
  2. Step 2: Convert to fraction form
    544,998.06/817,628.37 = 171,021.06/x
  3. Step 3: Cross multiply
    544,998.06x = 817,628.37 × 171,021.06
  4. Step 4: Simplify right side
    544,998.06x = 139,831,670,523.47
  5. Step 5: Solve for x
    x = 139,831,670,523.47/544,998.06
  6. Step 6: Final answer
    x = 256,572.79

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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.