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Finding the Fourth Proportional to 441,537.23, 662,404.60 and 161,054.47

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Solution

The fourth proportional to 441,537.23, 662,404.60 and 161,054.47 is: 241,617.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,537.23 : 662,404.60 = 161,054.47 : x
  2. Step 2: Convert to fraction form
    441,537.23/662,404.60 = 161,054.47/x
  3. Step 3: Cross multiply
    441,537.23x = 662,404.60 × 161,054.47
  4. Step 4: Simplify right side
    441,537.23x = 106,683,220,973.29
  5. Step 5: Solve for x
    x = 106,683,220,973.29/441,537.23
  6. Step 6: Final answer
    x = 241,617.72

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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.