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Finding the Third Proportional to 555,827 and 1,137,862

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Solution

The third proportional to 555,827 and 1,137,862 is: 2,329,375.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,827 : 1,137,862 = 1,137,862 : x
  2. Step 2: Convert to fraction form
    555,827/1,137,862 = 1,137,862/x
  3. Step 3: Cross multiply
    555,827x = 1,137,862 × 1,137,862
  4. Step 4: Simplify right side
    555,827x = 1,294,729,931,044
  5. Step 5: Solve for x
    x = 1,294,729,931,044/555,827
  6. Step 6: Final answer
    x = 2,329,375.74

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.