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Finding the Third Proportional to 79,141,477.50 and 171,819,026.75

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Solution

The third proportional to 79,141,477.50 and 171,819,026.75 is: 373,025,357.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,141,477.50 : 171,819,026.75 = 171,819,026.75 : x
  2. Step 2: Convert to fraction form
    79,141,477.50/171,819,026.75 = 171,819,026.75/x
  3. Step 3: Cross multiply
    79,141,477.50x = 171,819,026.75 × 171,819,026.75
  4. Step 4: Simplify right side
    79,141,477.50x = 29,521,777,953,317,216
  5. Step 5: Solve for x
    x = 29,521,777,953,317,216/79,141,477.50
  6. Step 6: Final answer
    x = 373,025,357.70

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.