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Finding the Third Proportional to 3,075,324.75 and 4,887,637.88

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Solution

The third proportional to 3,075,324.75 and 4,887,637.88 is: 7,767,961.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,075,324.75 : 4,887,637.88 = 4,887,637.88 : x
  2. Step 2: Convert to fraction form
    3,075,324.75/4,887,637.88 = 4,887,637.88/x
  3. Step 3: Cross multiply
    3,075,324.75x = 4,887,637.88 × 4,887,637.88
  4. Step 4: Simplify right side
    3,075,324.75x = 23,889,003,997,134.52
  5. Step 5: Solve for x
    x = 23,889,003,997,134.52/3,075,324.75
  6. Step 6: Final answer
    x = 7,767,961.42

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.