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Finding the Third Proportional to 8,791,716 and 18,528,072

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Solution

The third proportional to 8,791,716 and 18,528,072 is: 39,046,922.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,791,716 : 18,528,072 = 18,528,072 : x
  2. Step 2: Convert to fraction form
    8,791,716/18,528,072 = 18,528,072/x
  3. Step 3: Cross multiply
    8,791,716x = 18,528,072 × 18,528,072
  4. Step 4: Simplify right side
    8,791,716x = 343,289,452,037,184
  5. Step 5: Solve for x
    x = 343,289,452,037,184/8,791,716
  6. Step 6: Final answer
    x = 39,046,922.36

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.