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Finding the Third Proportional to 19,156,368 and 28,706,512

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Solution

The third proportional to 19,156,368 and 28,706,512 is: 43,017,749.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,156,368 : 28,706,512 = 28,706,512 : x
  2. Step 2: Convert to fraction form
    19,156,368/28,706,512 = 28,706,512/x
  3. Step 3: Cross multiply
    19,156,368x = 28,706,512 × 28,706,512
  4. Step 4: Simplify right side
    19,156,368x = 824,063,831,206,144
  5. Step 5: Solve for x
    x = 824,063,831,206,144/19,156,368
  6. Step 6: Final answer
    x = 43,017,749.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.