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Finding the Third Proportional to 7,402,025 and 16,505,987

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Solution

The third proportional to 7,402,025 and 16,505,987 is: 36,807,171.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,402,025 : 16,505,987 = 16,505,987 : x
  2. Step 2: Convert to fraction form
    7,402,025/16,505,987 = 16,505,987/x
  3. Step 3: Cross multiply
    7,402,025x = 16,505,987 × 16,505,987
  4. Step 4: Simplify right side
    7,402,025x = 272,447,606,844,169
  5. Step 5: Solve for x
    x = 272,447,606,844,169/7,402,025
  6. Step 6: Final answer
    x = 36,807,171.94

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.