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Finding the Third Proportional to 3,563,242.31 and 7,779,866.06

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Solution

The third proportional to 3,563,242.31 and 7,779,866.06 is: 16,986,303.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,563,242.31 : 7,779,866.06 = 7,779,866.06 : x
  2. Step 2: Convert to fraction form
    3,563,242.31/7,779,866.06 = 7,779,866.06/x
  3. Step 3: Cross multiply
    3,563,242.31x = 7,779,866.06 × 7,779,866.06
  4. Step 4: Simplify right side
    3,563,242.31x = 60,526,315,950,439.25
  5. Step 5: Solve for x
    x = 60,526,315,950,439.25/3,563,242.31
  6. Step 6: Final answer
    x = 16,986,303.66

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.