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Finding the Third Proportional to 7,953,203 and 12,160,911

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Solution

The third proportional to 7,953,203 and 12,160,911 is: 18,594,741.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,953,203 : 12,160,911 = 12,160,911 : x
  2. Step 2: Convert to fraction form
    7,953,203/12,160,911 = 12,160,911/x
  3. Step 3: Cross multiply
    7,953,203x = 12,160,911 × 12,160,911
  4. Step 4: Simplify right side
    7,953,203x = 147,887,756,349,921
  5. Step 5: Solve for x
    x = 147,887,756,349,921/7,953,203
  6. Step 6: Final answer
    x = 18,594,741.81

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.