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Finding the Third Proportional to 264,425.63 and 402,838.88

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Solution

The third proportional to 264,425.63 and 402,838.88 is: 613,704.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,425.63 : 402,838.88 = 402,838.88 : x
  2. Step 2: Convert to fraction form
    264,425.63/402,838.88 = 402,838.88/x
  3. Step 3: Cross multiply
    264,425.63x = 402,838.88 × 402,838.88
  4. Step 4: Simplify right side
    264,425.63x = 162,279,159,211.27
  5. Step 5: Solve for x
    x = 162,279,159,211.27/264,425.63
  6. Step 6: Final answer
    x = 613,704.36

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.