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Finding the Third Proportional to 10,618,157 and 16,396,640

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Solution

The third proportional to 10,618,157 and 16,396,640 is: 25,319,818.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,618,157 : 16,396,640 = 16,396,640 : x
  2. Step 2: Convert to fraction form
    10,618,157/16,396,640 = 16,396,640/x
  3. Step 3: Cross multiply
    10,618,157x = 16,396,640 × 16,396,640
  4. Step 4: Simplify right side
    10,618,157x = 268,849,803,289,600
  5. Step 5: Solve for x
    x = 268,849,803,289,600/10,618,157
  6. Step 6: Final answer
    x = 25,319,818.05

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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.