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Finding the Fourth Proportional to 3,294,416.88, 4,941,016.56 and 1,019,517.12

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Solution

The fourth proportional to 3,294,416.88, 4,941,016.56 and 1,019,517.12 is: 1,529,087.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,294,416.88 : 4,941,016.56 = 1,019,517.12 : x
  2. Step 2: Convert to fraction form
    3,294,416.88/4,941,016.56 = 1,019,517.12/x
  3. Step 3: Cross multiply
    3,294,416.88x = 4,941,016.56 × 1,019,517.12
  4. Step 4: Simplify right side
    3,294,416.88x = 5,037,450,973,123.51
  5. Step 5: Solve for x
    x = 5,037,450,973,123.51/3,294,416.88
  6. Step 6: Final answer
    x = 1,529,087.29

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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.