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Finding the Third Proportional to 8,789,206.50 and 19,280,239.88

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Solution

The third proportional to 8,789,206.50 and 19,280,239.88 is: 42,293,652.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,789,206.50 : 19,280,239.88 = 19,280,239.88 : x
  2. Step 2: Convert to fraction form
    8,789,206.50/19,280,239.88 = 19,280,239.88/x
  3. Step 3: Cross multiply
    8,789,206.50x = 19,280,239.88 × 19,280,239.88
  4. Step 4: Simplify right side
    8,789,206.50x = 371,727,649,637,540
  5. Step 5: Solve for x
    x = 371,727,649,637,540/8,789,206.50
  6. Step 6: Final answer
    x = 42,293,652.98

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.