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Finding the Fourth Proportional to 1,192,977.04, 1,788,912.60 and 444,822.16

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Solution

The fourth proportional to 1,192,977.04, 1,788,912.60 and 444,822.16 is: 667,027.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,977.04 : 1,788,912.60 = 444,822.16 : x
  2. Step 2: Convert to fraction form
    1,192,977.04/1,788,912.60 = 444,822.16/x
  3. Step 3: Cross multiply
    1,192,977.04x = 1,788,912.60 × 444,822.16
  4. Step 4: Simplify right side
    1,192,977.04x = 795,747,966,783.22
  5. Step 5: Solve for x
    x = 795,747,966,783.22/1,192,977.04
  6. Step 6: Final answer
    x = 667,027.06

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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.