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Finding the Third Proportional to 873,116 and 1,312,922

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Solution

The third proportional to 873,116 and 1,312,922 is: 1,974,267.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,116 : 1,312,922 = 1,312,922 : x
  2. Step 2: Convert to fraction form
    873,116/1,312,922 = 1,312,922/x
  3. Step 3: Cross multiply
    873,116x = 1,312,922 × 1,312,922
  4. Step 4: Simplify right side
    873,116x = 1,723,764,178,084
  5. Step 5: Solve for x
    x = 1,723,764,178,084/873,116
  6. Step 6: Final answer
    x = 1,974,267.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.