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Finding the Third Proportional to 578,964 and 1,256,958

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Solution

The third proportional to 578,964 and 1,256,958 is: 2,728,914.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,964 : 1,256,958 = 1,256,958 : x
  2. Step 2: Convert to fraction form
    578,964/1,256,958 = 1,256,958/x
  3. Step 3: Cross multiply
    578,964x = 1,256,958 × 1,256,958
  4. Step 4: Simplify right side
    578,964x = 1,579,943,413,764
  5. Step 5: Solve for x
    x = 1,579,943,413,764/578,964
  6. Step 6: Final answer
    x = 2,728,914.77

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.