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Finding the Fourth Proportional to 1,054,922.83, 1,579,759.84 and 737,895.31

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Solution

The fourth proportional to 1,054,922.83, 1,579,759.84 and 737,895.31 is: 1,105,007.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,922.83 : 1,579,759.84 = 737,895.31 : x
  2. Step 2: Convert to fraction form
    1,054,922.83/1,579,759.84 = 737,895.31/x
  3. Step 3: Cross multiply
    1,054,922.83x = 1,579,759.84 × 737,895.31
  4. Step 4: Simplify right side
    1,054,922.83x = 1,165,697,373,835.32
  5. Step 5: Solve for x
    x = 1,165,697,373,835.32/1,054,922.83
  6. Step 6: Final answer
    x = 1,105,007.25

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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.