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Finding the Fourth Proportional to 481,897.35, 665,022.31 and 267,041.00

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Solution

The fourth proportional to 481,897.35, 665,022.31 and 267,041.00 is: 368,518.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,897.35 : 665,022.31 = 267,041.00 : x
  2. Step 2: Convert to fraction form
    481,897.35/665,022.31 = 267,041.00/x
  3. Step 3: Cross multiply
    481,897.35x = 665,022.31 × 267,041.00
  4. Step 4: Simplify right side
    481,897.35x = 177,588,224,926.58
  5. Step 5: Solve for x
    x = 177,588,224,926.58/481,897.35
  6. Step 6: Final answer
    x = 368,518.78

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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.