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Finding the Fourth Proportional to 1,814,303, 2,503,644.84 and 998,584.12

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Solution

The fourth proportional to 1,814,303, 2,503,644.84 and 998,584.12 is: 1,377,994.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,814,303 : 2,503,644.84 = 998,584.12 : x
  2. Step 2: Convert to fraction form
    1,814,303/2,503,644.84 = 998,584.12/x
  3. Step 3: Cross multiply
    1,814,303x = 2,503,644.84 × 998,584.12
  4. Step 4: Simplify right side
    1,814,303x = 2,500,099,979,343.94
  5. Step 5: Solve for x
    x = 2,500,099,979,343.94/1,814,303
  6. Step 6: Final answer
    x = 1,377,994.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.