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Finding the Fourth Proportional to 1,994,710.02, 2,979,336.60 and 1,804,878.42

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Solution

The fourth proportional to 1,994,710.02, 2,979,336.60 and 1,804,878.42 is: 2,695,800.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994,710.02 : 2,979,336.60 = 1,804,878.42 : x
  2. Step 2: Convert to fraction form
    1,994,710.02/2,979,336.60 = 1,804,878.42/x
  3. Step 3: Cross multiply
    1,994,710.02x = 2,979,336.60 × 1,804,878.42
  4. Step 4: Simplify right side
    1,994,710.02x = 5,377,340,335,256.17
  5. Step 5: Solve for x
    x = 5,377,340,335,256.17/1,994,710.02
  6. Step 6: Final answer
    x = 2,695,800.53

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.