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Finding the Third Proportional to 351,112.88 and 530,358.75

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Solution

The third proportional to 351,112.88 and 530,358.75 is: 801,111.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,112.88 : 530,358.75 = 530,358.75 : x
  2. Step 2: Convert to fraction form
    351,112.88/530,358.75 = 530,358.75/x
  3. Step 3: Cross multiply
    351,112.88x = 530,358.75 × 530,358.75
  4. Step 4: Simplify right side
    351,112.88x = 281,280,403,701.56
  5. Step 5: Solve for x
    x = 281,280,403,701.56/351,112.88
  6. Step 6: Final answer
    x = 801,111.05

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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.