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Finding the Third Proportional to 903,275 and 1,320,987

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Solution

The third proportional to 903,275 and 1,320,987 is: 1,931,866.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,275 : 1,320,987 = 1,320,987 : x
  2. Step 2: Convert to fraction form
    903,275/1,320,987 = 1,320,987/x
  3. Step 3: Cross multiply
    903,275x = 1,320,987 × 1,320,987
  4. Step 4: Simplify right side
    903,275x = 1,745,006,654,169
  5. Step 5: Solve for x
    x = 1,745,006,654,169/903,275
  6. Step 6: Final answer
    x = 1,931,866.44

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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.