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Finding the Third Proportional to 166,916,715 and 358,514,526

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Solution

The third proportional to 166,916,715 and 358,514,526 is: 770,040,707.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,916,715 : 358,514,526 = 358,514,526 : x
  2. Step 2: Convert to fraction form
    166,916,715/358,514,526 = 358,514,526/x
  3. Step 3: Cross multiply
    166,916,715x = 358,514,526 × 358,514,526
  4. Step 4: Simplify right side
    166,916,715x = 128,532,665,353,004,672
  5. Step 5: Solve for x
    x = 128,532,665,353,004,672/166,916,715
  6. Step 6: Final answer
    x = 770,040,707.74

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.