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Finding the Third Proportional to 3,686,970 and 7,520,326.50

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Solution

The third proportional to 3,686,970 and 7,520,326.50 is: 15,339,238.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,686,970 : 7,520,326.50 = 7,520,326.50 : x
  2. Step 2: Convert to fraction form
    3,686,970/7,520,326.50 = 7,520,326.50/x
  3. Step 3: Cross multiply
    3,686,970x = 7,520,326.50 × 7,520,326.50
  4. Step 4: Simplify right side
    3,686,970x = 56,555,310,666,602.25
  5. Step 5: Solve for x
    x = 56,555,310,666,602.25/3,686,970
  6. Step 6: Final answer
    x = 15,339,238.09

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.