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Finding the Third Proportional to 7,194,990.38 and 11,070,381.38

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Solution

The third proportional to 7,194,990.38 and 11,070,381.38 is: 17,033,149.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,194,990.38 : 11,070,381.38 = 11,070,381.38 : x
  2. Step 2: Convert to fraction form
    7,194,990.38/11,070,381.38 = 11,070,381.38/x
  3. Step 3: Cross multiply
    7,194,990.38x = 11,070,381.38 × 11,070,381.38
  4. Step 4: Simplify right side
    7,194,990.38x = 122,553,343,787,946.89
  5. Step 5: Solve for x
    x = 122,553,343,787,946.89/7,194,990.38
  6. Step 6: Final answer
    x = 17,033,149.09

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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.