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Finding the Third Proportional to 1,354,129.88 and 2,103,502.50

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Solution

The third proportional to 1,354,129.88 and 2,103,502.50 is: 3,267,576.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,129.88 : 2,103,502.50 = 2,103,502.50 : x
  2. Step 2: Convert to fraction form
    1,354,129.88/2,103,502.50 = 2,103,502.50/x
  3. Step 3: Cross multiply
    1,354,129.88x = 2,103,502.50 × 2,103,502.50
  4. Step 4: Simplify right side
    1,354,129.88x = 4,424,722,767,506.25
  5. Step 5: Solve for x
    x = 4,424,722,767,506.25/1,354,129.88
  6. Step 6: Final answer
    x = 3,267,576.36

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.