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Finding the Third Proportional to 450,693 and 701,878.50

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Solution

The third proportional to 450,693 and 701,878.50 is: 1,093,057.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,693 : 701,878.50 = 701,878.50 : x
  2. Step 2: Convert to fraction form
    450,693/701,878.50 = 701,878.50/x
  3. Step 3: Cross multiply
    450,693x = 701,878.50 × 701,878.50
  4. Step 4: Simplify right side
    450,693x = 492,633,428,762.25
  5. Step 5: Solve for x
    x = 492,633,428,762.25/450,693
  6. Step 6: Final answer
    x = 1,093,057.64

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.