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Finding the Third Proportional to 8,871,391 and 19,248,536

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Solution

The third proportional to 8,871,391 and 19,248,536 is: 41,764,153.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,871,391 : 19,248,536 = 19,248,536 : x
  2. Step 2: Convert to fraction form
    8,871,391/19,248,536 = 19,248,536/x
  3. Step 3: Cross multiply
    8,871,391x = 19,248,536 × 19,248,536
  4. Step 4: Simplify right side
    8,871,391x = 370,506,138,143,296
  5. Step 5: Solve for x
    x = 370,506,138,143,296/8,871,391
  6. Step 6: Final answer
    x = 41,764,153.80

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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.