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Finding the Third Proportional to 19,185,254 and 39,723,532

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Solution

The third proportional to 19,185,254 and 39,723,532 is: 82,248,532.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,185,254 : 39,723,532 = 39,723,532 : x
  2. Step 2: Convert to fraction form
    19,185,254/39,723,532 = 39,723,532/x
  3. Step 3: Cross multiply
    19,185,254x = 39,723,532 × 39,723,532
  4. Step 4: Simplify right side
    19,185,254x = 1,577,958,994,555,024
  5. Step 5: Solve for x
    x = 1,577,958,994,555,024/19,185,254
  6. Step 6: Final answer
    x = 82,248,532.89

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.