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Finding the Third Proportional to 453,145,315.50 and 699,735,631.50

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Solution

The third proportional to 453,145,315.50 and 699,735,631.50 is: 1,080,514,213.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,145,315.50 : 699,735,631.50 = 699,735,631.50 : x
  2. Step 2: Convert to fraction form
    453,145,315.50/699,735,631.50 = 699,735,631.50/x
  3. Step 3: Cross multiply
    453,145,315.50x = 699,735,631.50 × 699,735,631.50
  4. Step 4: Simplify right side
    453,145,315.50x = 489,629,953,990,703,808
  5. Step 5: Solve for x
    x = 489,629,953,990,703,808/453,145,315.50
  6. Step 6: Final answer
    x = 1,080,514,213.09

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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.