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Finding the Third Proportional to 551,335.88 and 1,187,146.88

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Solution

The third proportional to 551,335.88 and 1,187,146.88 is: 2,556,187.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,335.88 : 1,187,146.88 = 1,187,146.88 : x
  2. Step 2: Convert to fraction form
    551,335.88/1,187,146.88 = 1,187,146.88/x
  3. Step 3: Cross multiply
    551,335.88x = 1,187,146.88 × 1,187,146.88
  4. Step 4: Simplify right side
    551,335.88x = 1,409,317,702,822.27
  5. Step 5: Solve for x
    x = 1,409,317,702,822.27/551,335.88
  6. Step 6: Final answer
    x = 2,556,187.19

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Why These Related Problems?

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