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Finding the Fourth Proportional to 441,536.79, 662,403.94 and 161,054.04

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Solution

The fourth proportional to 441,536.79, 662,403.94 and 161,054.04 is: 241,617.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,536.79 : 662,403.94 = 161,054.04 : x
  2. Step 2: Convert to fraction form
    441,536.79/662,403.94 = 161,054.04/x
  3. Step 3: Cross multiply
    441,536.79x = 662,403.94 × 161,054.04
  4. Step 4: Simplify right side
    441,536.79x = 106,682,830,648.92
  5. Step 5: Solve for x
    x = 106,682,830,648.92/441,536.79
  6. Step 6: Final answer
    x = 241,617.08

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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.