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Finding the Third Proportional to 977,886 and 1,555,929

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Solution

The third proportional to 977,886 and 1,555,929 is: 2,475,661.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,886 : 1,555,929 = 1,555,929 : x
  2. Step 2: Convert to fraction form
    977,886/1,555,929 = 1,555,929/x
  3. Step 3: Cross multiply
    977,886x = 1,555,929 × 1,555,929
  4. Step 4: Simplify right side
    977,886x = 2,420,915,053,041
  5. Step 5: Solve for x
    x = 2,420,915,053,041/977,886
  6. Step 6: Final answer
    x = 2,475,661.84

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.