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Finding the Third Proportional to 552,642.51 and 1,208,390.12

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Solution

The third proportional to 552,642.51 and 1,208,390.12 is: 2,642,226.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,642.51 : 1,208,390.12 = 1,208,390.12 : x
  2. Step 2: Convert to fraction form
    552,642.51/1,208,390.12 = 1,208,390.12/x
  3. Step 3: Cross multiply
    552,642.51x = 1,208,390.12 × 1,208,390.12
  4. Step 4: Simplify right side
    552,642.51x = 1,460,206,670,596.21
  5. Step 5: Solve for x
    x = 1,460,206,670,596.21/552,642.51
  6. Step 6: Final answer
    x = 2,642,226.46

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.