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Finding the Third Proportional to 663,554 and 893,955

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Solution

The third proportional to 663,554 and 893,955 is: 1,204,356.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,554 : 893,955 = 893,955 : x
  2. Step 2: Convert to fraction form
    663,554/893,955 = 893,955/x
  3. Step 3: Cross multiply
    663,554x = 893,955 × 893,955
  4. Step 4: Simplify right side
    663,554x = 799,155,542,025
  5. Step 5: Solve for x
    x = 799,155,542,025/663,554
  6. Step 6: Final answer
    x = 1,204,356.45

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.