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Finding the Third Proportional to 11,861,653.50 and 25,898,643

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Solution

The third proportional to 11,861,653.50 and 25,898,643 is: 56,546,897.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,861,653.50 : 25,898,643 = 25,898,643 : x
  2. Step 2: Convert to fraction form
    11,861,653.50/25,898,643 = 25,898,643/x
  3. Step 3: Cross multiply
    11,861,653.50x = 25,898,643 × 25,898,643
  4. Step 4: Simplify right side
    11,861,653.50x = 670,739,709,241,449
  5. Step 5: Solve for x
    x = 670,739,709,241,449/11,861,653.50
  6. Step 6: Final answer
    x = 56,546,897.89

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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.