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Finding the Fourth Proportional to 1,741,723.89, 2,612,750.73 and 676,848.07

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Solution

The fourth proportional to 1,741,723.89, 2,612,750.73 and 676,848.07 is: 1,015,336.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,741,723.89 : 2,612,750.73 = 676,848.07 : x
  2. Step 2: Convert to fraction form
    1,741,723.89/2,612,750.73 = 676,848.07/x
  3. Step 3: Cross multiply
    1,741,723.89x = 2,612,750.73 × 676,848.07
  4. Step 4: Simplify right side
    1,741,723.89x = 1,768,435,288,991.59
  5. Step 5: Solve for x
    x = 1,768,435,288,991.59/1,741,723.89
  6. Step 6: Final answer
    x = 1,015,336.18

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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.