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Finding the Fourth Proportional to 544,954.50, 817,563 and 170,977.50

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Solution

The fourth proportional to 544,954.50, 817,563 and 170,977.50 is: 256,507.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,954.50 : 817,563 = 170,977.50 : x
  2. Step 2: Convert to fraction form
    544,954.50/817,563 = 170,977.50/x
  3. Step 3: Cross multiply
    544,954.50x = 817,563 × 170,977.50
  4. Step 4: Simplify right side
    544,954.50x = 139,784,877,832.50
  5. Step 5: Solve for x
    x = 139,784,877,832.50/544,954.50
  6. Step 6: Final answer
    x = 256,507.43

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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.