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Finding the Third Proportional to 11,637,988.50 and 25,290,417

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Solution

The third proportional to 11,637,988.50 and 25,290,417 is: 54,958,396.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,637,988.50 : 25,290,417 = 25,290,417 : x
  2. Step 2: Convert to fraction form
    11,637,988.50/25,290,417 = 25,290,417/x
  3. Step 3: Cross multiply
    11,637,988.50x = 25,290,417 × 25,290,417
  4. Step 4: Simplify right side
    11,637,988.50x = 639,605,192,033,889
  5. Step 5: Solve for x
    x = 639,605,192,033,889/11,637,988.50
  6. Step 6: Final answer
    x = 54,958,396.98

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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.