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Finding the Third Proportional to 720,736 and 1,013,807

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Solution

The third proportional to 720,736 and 1,013,807 is: 1,426,048.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,736 : 1,013,807 = 1,013,807 : x
  2. Step 2: Convert to fraction form
    720,736/1,013,807 = 1,013,807/x
  3. Step 3: Cross multiply
    720,736x = 1,013,807 × 1,013,807
  4. Step 4: Simplify right side
    720,736x = 1,027,804,633,249
  5. Step 5: Solve for x
    x = 1,027,804,633,249/720,736
  6. Step 6: Final answer
    x = 1,426,048.70

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.