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Finding the Third Proportional to 900,929.25 and 1,213,491.38

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Solution

The third proportional to 900,929.25 and 1,213,491.38 is: 1,634,491.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,929.25 : 1,213,491.38 = 1,213,491.38 : x
  2. Step 2: Convert to fraction form
    900,929.25/1,213,491.38 = 1,213,491.38/x
  3. Step 3: Cross multiply
    900,929.25x = 1,213,491.38 × 1,213,491.38
  4. Step 4: Simplify right side
    900,929.25x = 1,472,561,317,199.39
  5. Step 5: Solve for x
    x = 1,472,561,317,199.39/900,929.25
  6. Step 6: Final answer
    x = 1,634,491.63

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.