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Finding the Third Proportional to 13,709,679.75 and 29,779,377.75

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Solution

The third proportional to 13,709,679.75 and 29,779,377.75 is: 64,685,051.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,709,679.75 : 29,779,377.75 = 29,779,377.75 : x
  2. Step 2: Convert to fraction form
    13,709,679.75/29,779,377.75 = 29,779,377.75/x
  3. Step 3: Cross multiply
    13,709,679.75x = 29,779,377.75 × 29,779,377.75
  4. Step 4: Simplify right side
    13,709,679.75x = 886,811,339,177,195
  5. Step 5: Solve for x
    x = 886,811,339,177,195/13,709,679.75
  6. Step 6: Final answer
    x = 64,685,051.39

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.