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Finding the Third Proportional to 20,971,525 and 28,333,792

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Solution

The third proportional to 20,971,525 and 28,333,792 is: 38,280,657.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,971,525 : 28,333,792 = 28,333,792 : x
  2. Step 2: Convert to fraction form
    20,971,525/28,333,792 = 28,333,792/x
  3. Step 3: Cross multiply
    20,971,525x = 28,333,792 × 28,333,792
  4. Step 4: Simplify right side
    20,971,525x = 802,803,769,099,264
  5. Step 5: Solve for x
    x = 802,803,769,099,264/20,971,525
  6. Step 6: Final answer
    x = 38,280,657.66

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.