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Finding the Third Proportional to 838,600.88 and 1,117,284.75

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Solution

The third proportional to 838,600.88 and 1,117,284.75 is: 1,488,580.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,600.88 : 1,117,284.75 = 1,117,284.75 : x
  2. Step 2: Convert to fraction form
    838,600.88/1,117,284.75 = 1,117,284.75/x
  3. Step 3: Cross multiply
    838,600.88x = 1,117,284.75 × 1,117,284.75
  4. Step 4: Simplify right side
    838,600.88x = 1,248,325,212,582.56
  5. Step 5: Solve for x
    x = 1,248,325,212,582.56/838,600.88
  6. Step 6: Final answer
    x = 1,488,580.86

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.