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Finding the Fourth Proportional to 467,544.22, 645,053.43 and 266,197.66

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Solution

The fourth proportional to 467,544.22, 645,053.43 and 266,197.66 is: 367,263.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,544.22 : 645,053.43 = 266,197.66 : x
  2. Step 2: Convert to fraction form
    467,544.22/645,053.43 = 266,197.66/x
  3. Step 3: Cross multiply
    467,544.22x = 645,053.43 × 266,197.66
  4. Step 4: Simplify right side
    467,544.22x = 171,711,713,640.97
  5. Step 5: Solve for x
    x = 171,711,713,640.97/467,544.22
  6. Step 6: Final answer
    x = 367,263.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.