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Finding the Fourth Proportional to 441,530.72, 662,394.85 and 161,047.97

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Solution

The fourth proportional to 441,530.72, 662,394.85 and 161,047.97 is: 241,607.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,530.72 : 662,394.85 = 161,047.97 : x
  2. Step 2: Convert to fraction form
    441,530.72/662,394.85 = 161,047.97/x
  3. Step 3: Cross multiply
    441,530.72x = 662,394.85 × 161,047.97
  4. Step 4: Simplify right side
    441,530.72x = 106,677,347,184.32
  5. Step 5: Solve for x
    x = 106,677,347,184.32/441,530.72
  6. Step 6: Final answer
    x = 241,607.98

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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.