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Finding the Third Proportional to 266,007.75 and 358,889.63

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Solution

The third proportional to 266,007.75 and 358,889.63 is: 484,203.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,007.75 : 358,889.63 = 358,889.63 : x
  2. Step 2: Convert to fraction form
    266,007.75/358,889.63 = 358,889.63/x
  3. Step 3: Cross multiply
    266,007.75x = 358,889.63 × 358,889.63
  4. Step 4: Simplify right side
    266,007.75x = 128,801,762,932.64
  5. Step 5: Solve for x
    x = 128,801,762,932.64/266,007.75
  6. Step 6: Final answer
    x = 484,203.05

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.