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Finding the Fourth Proportional to 481,904.51, 665,032.16 and 267,048.17

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Solution

The fourth proportional to 481,904.51, 665,032.16 and 267,048.17 is: 368,528.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,904.51 : 665,032.16 = 267,048.17 : x
  2. Step 2: Convert to fraction form
    481,904.51/665,032.16 = 267,048.17/x
  3. Step 3: Cross multiply
    481,904.51x = 665,032.16 × 267,048.17
  4. Step 4: Simplify right side
    481,904.51x = 177,595,617,993.99
  5. Step 5: Solve for x
    x = 177,595,617,993.99/481,904.51
  6. Step 6: Final answer
    x = 368,528.65

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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.