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Finding the Third Proportional to 351,309.66 and 526,003.88

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Solution

The third proportional to 351,309.66 and 526,003.88 is: 787,567.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,309.66 : 526,003.88 = 526,003.88 : x
  2. Step 2: Convert to fraction form
    351,309.66/526,003.88 = 526,003.88/x
  3. Step 3: Cross multiply
    351,309.66x = 526,003.88 × 526,003.88
  4. Step 4: Simplify right side
    351,309.66x = 276,680,076,515.02
  5. Step 5: Solve for x
    x = 276,680,076,515.02/351,309.66
  6. Step 6: Final answer
    x = 787,567.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.