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Finding the Fourth Proportional to 1,815,993.94, 2,723,045.01 and 677,820.04

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Solution

The fourth proportional to 1,815,993.94, 2,723,045.01 and 677,820.04 is: 1,016,377.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,993.94 : 2,723,045.01 = 677,820.04 : x
  2. Step 2: Convert to fraction form
    1,815,993.94/2,723,045.01 = 677,820.04/x
  3. Step 3: Cross multiply
    1,815,993.94x = 2,723,045.01 × 677,820.04
  4. Step 4: Simplify right side
    1,815,993.94x = 1,845,734,477,600.00
  5. Step 5: Solve for x
    x = 1,845,734,477,600.00/1,815,993.94
  6. Step 6: Final answer
    x = 1,016,377.00

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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.