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Finding the Third Proportional to 1,411,603.88 and 2,130,651

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Solution

The third proportional to 1,411,603.88 and 2,130,651 is: 3,215,968.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,603.88 : 2,130,651 = 2,130,651 : x
  2. Step 2: Convert to fraction form
    1,411,603.88/2,130,651 = 2,130,651/x
  3. Step 3: Cross multiply
    1,411,603.88x = 2,130,651 × 2,130,651
  4. Step 4: Simplify right side
    1,411,603.88x = 4,539,673,683,801
  5. Step 5: Solve for x
    x = 4,539,673,683,801/1,411,603.88
  6. Step 6: Final answer
    x = 3,215,968.56

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.