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Finding the Third Proportional to 19,996,881.75 and 29,864,284.88

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Solution

The third proportional to 19,996,881.75 and 29,864,284.88 is: 44,600,729.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,996,881.75 : 29,864,284.88 = 29,864,284.88 : x
  2. Step 2: Convert to fraction form
    19,996,881.75/29,864,284.88 = 29,864,284.88/x
  3. Step 3: Cross multiply
    19,996,881.75x = 29,864,284.88 × 29,864,284.88
  4. Step 4: Simplify right side
    19,996,881.75x = 891,875,511,095,153.75
  5. Step 5: Solve for x
    x = 891,875,511,095,153.75/19,996,881.75
  6. Step 6: Final answer
    x = 44,600,729.37

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.