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Finding the Fourth Proportional to 34,362,968.80, 51,543,286.80 and 8,804,228.80

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Solution

The fourth proportional to 34,362,968.80, 51,543,286.80 and 8,804,228.80 is: 13,206,044.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,362,968.80 : 51,543,286.80 = 8,804,228.80 : x
  2. Step 2: Convert to fraction form
    34,362,968.80/51,543,286.80 = 8,804,228.80/x
  3. Step 3: Cross multiply
    34,362,968.80x = 51,543,286.80 × 8,804,228.80
  4. Step 4: Simplify right side
    34,362,968.80x = 453,798,890,091,219.88
  5. Step 5: Solve for x
    x = 453,798,890,091,219.88/34,362,968.80
  6. Step 6: Final answer
    x = 13,206,044.35

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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.