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Finding the Fourth Proportional to 587,751.93, 881,628.82 and 161,293.60

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Solution

The fourth proportional to 587,751.93, 881,628.82 and 161,293.60 is: 241,940.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,751.93 : 881,628.82 = 161,293.60 : x
  2. Step 2: Convert to fraction form
    587,751.93/881,628.82 = 161,293.60/x
  3. Step 3: Cross multiply
    587,751.93x = 881,628.82 × 161,293.60
  4. Step 4: Simplify right side
    587,751.93x = 142,201,082,888.47
  5. Step 5: Solve for x
    x = 142,201,082,888.47/587,751.93
  6. Step 6: Final answer
    x = 241,940.65

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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.