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Finding the Fourth Proportional to 1,070,834.03, 1,605,734.37 and 621,667.97

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Solution

The fourth proportional to 1,070,834.03, 1,605,734.37 and 621,667.97 is: 932,202.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,834.03 : 1,605,734.37 = 621,667.97 : x
  2. Step 2: Convert to fraction form
    1,070,834.03/1,605,734.37 = 621,667.97/x
  3. Step 3: Cross multiply
    1,070,834.03x = 1,605,734.37 × 621,667.97
  4. Step 4: Simplify right side
    1,070,834.03x = 998,233,620,977.17
  5. Step 5: Solve for x
    x = 998,233,620,977.17/1,070,834.03
  6. Step 6: Final answer
    x = 932,202.00

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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.