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Finding the Third Proportional to 870,987 and 1,875,452

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Solution

The third proportional to 870,987 and 1,875,452 is: 4,038,315.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,987 : 1,875,452 = 1,875,452 : x
  2. Step 2: Convert to fraction form
    870,987/1,875,452 = 1,875,452/x
  3. Step 3: Cross multiply
    870,987x = 1,875,452 × 1,875,452
  4. Step 4: Simplify right side
    870,987x = 3,517,320,204,304
  5. Step 5: Solve for x
    x = 3,517,320,204,304/870,987
  6. Step 6: Final answer
    x = 4,038,315.39

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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.