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Finding the Third Proportional to 155,964 and 235,055

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Solution

The third proportional to 155,964 and 235,055 is: 354,253.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,964 : 235,055 = 235,055 : x
  2. Step 2: Convert to fraction form
    155,964/235,055 = 235,055/x
  3. Step 3: Cross multiply
    155,964x = 235,055 × 235,055
  4. Step 4: Simplify right side
    155,964x = 55,250,853,025
  5. Step 5: Solve for x
    x = 55,250,853,025/155,964
  6. Step 6: Final answer
    x = 354,253.89

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.