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Finding the Third Proportional to 10,402,122 and 16,566,420

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Solution

The third proportional to 10,402,122 and 16,566,420 is: 26,383,681.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,402,122 : 16,566,420 = 16,566,420 : x
  2. Step 2: Convert to fraction form
    10,402,122/16,566,420 = 16,566,420/x
  3. Step 3: Cross multiply
    10,402,122x = 16,566,420 × 16,566,420
  4. Step 4: Simplify right side
    10,402,122x = 274,446,271,616,400
  5. Step 5: Solve for x
    x = 274,446,271,616,400/10,402,122
  6. Step 6: Final answer
    x = 26,383,681.29

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.