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Finding the Fourth Proportional to 1,897,286.88, 2,845,745.79 and 1,044,078.03

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Solution

The fourth proportional to 1,897,286.88, 2,845,745.79 and 1,044,078.03 is: 1,566,015.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897,286.88 : 2,845,745.79 = 1,044,078.03 : x
  2. Step 2: Convert to fraction form
    1,897,286.88/2,845,745.79 = 1,044,078.03/x
  3. Step 3: Cross multiply
    1,897,286.88x = 2,845,745.79 × 1,044,078.03
  4. Step 4: Simplify right side
    1,897,286.88x = 2,971,180,658,303.99
  5. Step 5: Solve for x
    x = 2,971,180,658,303.99/1,897,286.88
  6. Step 6: Final answer
    x = 1,566,015.50

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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.