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Finding the Third Proportional to 478,551.38 and 1,051,443.75

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Solution

The third proportional to 478,551.38 and 1,051,443.75 is: 2,310,167.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,551.38 : 1,051,443.75 = 1,051,443.75 : x
  2. Step 2: Convert to fraction form
    478,551.38/1,051,443.75 = 1,051,443.75/x
  3. Step 3: Cross multiply
    478,551.38x = 1,051,443.75 × 1,051,443.75
  4. Step 4: Simplify right side
    478,551.38x = 1,105,533,959,414.06
  5. Step 5: Solve for x
    x = 1,105,533,959,414.06/478,551.38
  6. Step 6: Final answer
    x = 2,310,167.76

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.