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Finding the Fourth Proportional to 332,590.55, 458,975.40 and 189,350.60

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Solution

The fourth proportional to 332,590.55, 458,975.40 and 189,350.60 is: 261,304.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,590.55 : 458,975.40 = 189,350.60 : x
  2. Step 2: Convert to fraction form
    332,590.55/458,975.40 = 189,350.60/x
  3. Step 3: Cross multiply
    332,590.55x = 458,975.40 × 189,350.60
  4. Step 4: Simplify right side
    332,590.55x = 86,907,265,080.36
  5. Step 5: Solve for x
    x = 86,907,265,080.36/332,590.55
  6. Step 6: Final answer
    x = 261,304.08

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1.5x scale

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.