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Finding the Third Proportional to 453,144,885.75 and 699,734,983.50

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Solution

The third proportional to 453,144,885.75 and 699,734,983.50 is: 1,080,513,236.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,144,885.75 : 699,734,983.50 = 699,734,983.50 : x
  2. Step 2: Convert to fraction form
    453,144,885.75/699,734,983.50 = 699,734,983.50/x
  3. Step 3: Cross multiply
    453,144,885.75x = 699,734,983.50 × 699,734,983.50
  4. Step 4: Simplify right side
    453,144,885.75x = 489,629,047,133,745,280
  5. Step 5: Solve for x
    x = 489,629,047,133,745,280/453,144,885.75
  6. Step 6: Final answer
    x = 1,080,513,236.56

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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.