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Finding the Fourth Proportional to 1,494,000, 2,241,019.44 and 496,728

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Solution

The fourth proportional to 1,494,000, 2,241,019.44 and 496,728 is: 745,098.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,000 : 2,241,019.44 = 496,728 : x
  2. Step 2: Convert to fraction form
    1,494,000/2,241,019.44 = 496,728/x
  3. Step 3: Cross multiply
    1,494,000x = 2,241,019.44 × 496,728
  4. Step 4: Simplify right side
    1,494,000x = 1,113,177,104,392.32
  5. Step 5: Solve for x
    x = 1,113,177,104,392.32/1,494,000
  6. Step 6: Final answer
    x = 745,098.46

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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.