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Finding the Third Proportional to 579,454 and 881,036

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Solution

The third proportional to 579,454 and 881,036 is: 1,339,579.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,454 : 881,036 = 881,036 : x
  2. Step 2: Convert to fraction form
    579,454/881,036 = 881,036/x
  3. Step 3: Cross multiply
    579,454x = 881,036 × 881,036
  4. Step 4: Simplify right side
    579,454x = 776,224,433,296
  5. Step 5: Solve for x
    x = 776,224,433,296/579,454
  6. Step 6: Final answer
    x = 1,339,579.04

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.