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Finding the Third Proportional to 13,688,445 and 30,053,778

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Solution

The third proportional to 13,688,445 and 30,053,778 is: 65,984,819.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,688,445 : 30,053,778 = 30,053,778 : x
  2. Step 2: Convert to fraction form
    13,688,445/30,053,778 = 30,053,778/x
  3. Step 3: Cross multiply
    13,688,445x = 30,053,778 × 30,053,778
  4. Step 4: Simplify right side
    13,688,445x = 903,229,572,073,284
  5. Step 5: Solve for x
    x = 903,229,572,073,284/13,688,445
  6. Step 6: Final answer
    x = 65,984,819.46

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.