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Finding the Third Proportional to 7,459,659.56 and 16,487,215.88

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Solution

The third proportional to 7,459,659.56 and 16,487,215.88 is: 36,439,771.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,459,659.56 : 16,487,215.88 = 16,487,215.88 : x
  2. Step 2: Convert to fraction form
    7,459,659.56/16,487,215.88 = 16,487,215.88/x
  3. Step 3: Cross multiply
    7,459,659.56x = 16,487,215.88 × 16,487,215.88
  4. Step 4: Simplify right side
    7,459,659.56x = 271,828,287,308,852
  5. Step 5: Solve for x
    x = 271,828,287,308,852/7,459,659.56
  6. Step 6: Final answer
    x = 36,439,771.15

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.