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Finding the Third Proportional to 757,908 and 1,107,289

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Solution

The third proportional to 757,908 and 1,107,289 is: 1,617,727.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,908 : 1,107,289 = 1,107,289 : x
  2. Step 2: Convert to fraction form
    757,908/1,107,289 = 1,107,289/x
  3. Step 3: Cross multiply
    757,908x = 1,107,289 × 1,107,289
  4. Step 4: Simplify right side
    757,908x = 1,226,088,929,521
  5. Step 5: Solve for x
    x = 1,226,088,929,521/757,908
  6. Step 6: Final answer
    x = 1,617,727.92

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.