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Finding the Fourth Proportional to 267,551.74, 401,007.75 and 203,877.24

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Solution

The fourth proportional to 267,551.74, 401,007.75 and 203,877.24 is: 305,572.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,551.74 : 401,007.75 = 203,877.24 : x
  2. Step 2: Convert to fraction form
    267,551.74/401,007.75 = 203,877.24/x
  3. Step 3: Cross multiply
    267,551.74x = 401,007.75 × 203,877.24
  4. Step 4: Simplify right side
    267,551.74x = 81,756,353,288.61
  5. Step 5: Solve for x
    x = 81,756,353,288.61/267,551.74
  6. Step 6: Final answer
    x = 305,572.12

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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.