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Finding the Third Proportional to 15,491 and 24,618

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Solution

The third proportional to 15,491 and 24,618 is: 39,122.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,491 : 24,618 = 24,618 : x
  2. Step 2: Convert to fraction form
    15,491/24,618 = 24,618/x
  3. Step 3: Cross multiply
    15,491x = 24,618 × 24,618
  4. Step 4: Simplify right side
    15,491x = 606,045,924
  5. Step 5: Solve for x
    x = 606,045,924/15,491
  6. Step 6: Final answer
    x = 39,122.45

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.