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Finding the Third Proportional to 191,126,800 and 295,139,485

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Solution

The third proportional to 191,126,800 and 295,139,485 is: 455,756,678.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,126,800 : 295,139,485 = 295,139,485 : x
  2. Step 2: Convert to fraction form
    191,126,800/295,139,485 = 295,139,485/x
  3. Step 3: Cross multiply
    191,126,800x = 295,139,485 × 295,139,485
  4. Step 4: Simplify right side
    191,126,800x = 87,107,315,606,065,232
  5. Step 5: Solve for x
    x = 87,107,315,606,065,232/191,126,800
  6. Step 6: Final answer
    x = 455,756,678.84

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.