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Finding the Third Proportional to 19,219,692 and 25,887,618

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Solution

The third proportional to 19,219,692 and 25,887,618 is: 34,868,860.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,219,692 : 25,887,618 = 25,887,618 : x
  2. Step 2: Convert to fraction form
    19,219,692/25,887,618 = 25,887,618/x
  3. Step 3: Cross multiply
    19,219,692x = 25,887,618 × 25,887,618
  4. Step 4: Simplify right side
    19,219,692x = 670,168,765,713,924
  5. Step 5: Solve for x
    x = 670,168,765,713,924/19,219,692
  6. Step 6: Final answer
    x = 34,868,860.84

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.