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Finding the Fourth Proportional to 544,780.84, 817,171.26 and 170,833

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Solution

The fourth proportional to 544,780.84, 817,171.26 and 170,833 is: 256,249.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,780.84 : 817,171.26 = 170,833 : x
  2. Step 2: Convert to fraction form
    544,780.84/817,171.26 = 170,833/x
  3. Step 3: Cross multiply
    544,780.84x = 817,171.26 × 170,833
  4. Step 4: Simplify right side
    544,780.84x = 139,599,817,859.58
  5. Step 5: Solve for x
    x = 139,599,817,859.58/544,780.84
  6. Step 6: Final answer
    x = 256,249.50

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Similar ratio
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1.5x scale

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.