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Finding the Third Proportional to 19,186,636.50 and 29,521,006.88

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Solution

The third proportional to 19,186,636.50 and 29,521,006.88 is: 45,421,710.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,186,636.50 : 29,521,006.88 = 29,521,006.88 : x
  2. Step 2: Convert to fraction form
    19,186,636.50/29,521,006.88 = 29,521,006.88/x
  3. Step 3: Cross multiply
    19,186,636.50x = 29,521,006.88 × 29,521,006.88
  4. Step 4: Simplify right side
    19,186,636.50x = 871,489,846,913,797.25
  5. Step 5: Solve for x
    x = 871,489,846,913,797.25/19,186,636.50
  6. Step 6: Final answer
    x = 45,421,710.41

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.