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Finding the Third Proportional to 11,920,368 and 18,345,594

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Solution

The third proportional to 11,920,368 and 18,345,594 is: 28,234,096.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,920,368 : 18,345,594 = 18,345,594 : x
  2. Step 2: Convert to fraction form
    11,920,368/18,345,594 = 18,345,594/x
  3. Step 3: Cross multiply
    11,920,368x = 18,345,594 × 18,345,594
  4. Step 4: Simplify right side
    11,920,368x = 336,560,819,212,836
  5. Step 5: Solve for x
    x = 336,560,819,212,836/11,920,368
  6. Step 6: Final answer
    x = 28,234,096.40

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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.