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Finding the Fourth Proportional to 1,883,604.04, 2,822,300.38 and 1,085,556.40

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Solution

The fourth proportional to 1,883,604.04, 2,822,300.38 and 1,085,556.40 is: 1,626,544.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,883,604.04 : 2,822,300.38 = 1,085,556.40 : x
  2. Step 2: Convert to fraction form
    1,883,604.04/2,822,300.38 = 1,085,556.40/x
  3. Step 3: Cross multiply
    1,883,604.04x = 2,822,300.38 × 1,085,556.40
  4. Step 4: Simplify right side
    1,883,604.04x = 3,063,766,240,231.43
  5. Step 5: Solve for x
    x = 3,063,766,240,231.43/1,883,604.04
  6. Step 6: Final answer
    x = 1,626,544.74

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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.