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Finding the Third Proportional to 555,324 and 1,189,383

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Solution

The third proportional to 555,324 and 1,189,383 is: 2,547,399.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,324 : 1,189,383 = 1,189,383 : x
  2. Step 2: Convert to fraction form
    555,324/1,189,383 = 1,189,383/x
  3. Step 3: Cross multiply
    555,324x = 1,189,383 × 1,189,383
  4. Step 4: Simplify right side
    555,324x = 1,414,631,920,689
  5. Step 5: Solve for x
    x = 1,414,631,920,689/555,324
  6. Step 6: Final answer
    x = 2,547,399.21

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.