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Finding the Third Proportional to 7,431,779.25 and 10,860,885

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Solution

The third proportional to 7,431,779.25 and 10,860,885 is: 15,872,218.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,431,779.25 : 10,860,885 = 10,860,885 : x
  2. Step 2: Convert to fraction form
    7,431,779.25/10,860,885 = 10,860,885/x
  3. Step 3: Cross multiply
    7,431,779.25x = 10,860,885 × 10,860,885
  4. Step 4: Simplify right side
    7,431,779.25x = 117,958,822,983,225
  5. Step 5: Solve for x
    x = 117,958,822,983,225/7,431,779.25
  6. Step 6: Final answer
    x = 15,872,218.35

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.