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Finding the Third Proportional to 12,308,950.13 and 28,492,991.25

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Solution

The third proportional to 12,308,950.13 and 28,492,991.25 is: 65,956,116.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,308,950.13 : 28,492,991.25 = 28,492,991.25 : x
  2. Step 2: Convert to fraction form
    12,308,950.13/28,492,991.25 = 28,492,991.25/x
  3. Step 3: Cross multiply
    12,308,950.13x = 28,492,991.25 × 28,492,991.25
  4. Step 4: Simplify right side
    12,308,950.13x = 811,850,550,372,576.50
  5. Step 5: Solve for x
    x = 811,850,550,372,576.50/12,308,950.13
  6. Step 6: Final answer
    x = 65,956,116.66

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.