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Finding the Third Proportional to 7,017,489 and 10,578,073.50

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Solution

The third proportional to 7,017,489 and 10,578,073.50 is: 15,945,253.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,017,489 : 10,578,073.50 = 10,578,073.50 : x
  2. Step 2: Convert to fraction form
    7,017,489/10,578,073.50 = 10,578,073.50/x
  3. Step 3: Cross multiply
    7,017,489x = 10,578,073.50 × 10,578,073.50
  4. Step 4: Simplify right side
    7,017,489x = 111,895,638,971,402.25
  5. Step 5: Solve for x
    x = 111,895,638,971,402.25/7,017,489
  6. Step 6: Final answer
    x = 15,945,253.21

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.