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Finding the Third Proportional to 1,191,675.50 and 1,530,079

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Solution

The third proportional to 1,191,675.50 and 1,530,079 is: 1,964,579.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,675.50 : 1,530,079 = 1,530,079 : x
  2. Step 2: Convert to fraction form
    1,191,675.50/1,530,079 = 1,530,079/x
  3. Step 3: Cross multiply
    1,191,675.50x = 1,530,079 × 1,530,079
  4. Step 4: Simplify right side
    1,191,675.50x = 2,341,141,746,241
  5. Step 5: Solve for x
    x = 2,341,141,746,241/1,191,675.50
  6. Step 6: Final answer
    x = 1,964,579.91

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Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.