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Finding the Third Proportional to 4,075,566.34 and 8,789,563.92

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Solution

The third proportional to 4,075,566.34 and 8,789,563.92 is: 18,955,999.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,075,566.34 : 8,789,563.92 = 8,789,563.92 : x
  2. Step 2: Convert to fraction form
    4,075,566.34/8,789,563.92 = 8,789,563.92/x
  3. Step 3: Cross multiply
    4,075,566.34x = 8,789,563.92 × 8,789,563.92
  4. Step 4: Simplify right side
    4,075,566.34x = 77,256,433,833,721.73
  5. Step 5: Solve for x
    x = 77,256,433,833,721.73/4,075,566.34
  6. Step 6: Final answer
    x = 18,955,999.60

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.