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Finding the Fourth Proportional to 500,194.37, 750,291.56 and 168,003.65

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Solution

The fourth proportional to 500,194.37, 750,291.56 and 168,003.65 is: 252,005.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,194.37 : 750,291.56 = 168,003.65 : x
  2. Step 2: Convert to fraction form
    500,194.37/750,291.56 = 168,003.65/x
  3. Step 3: Cross multiply
    500,194.37x = 750,291.56 × 168,003.65
  4. Step 4: Simplify right side
    500,194.37x = 126,051,716,052.72
  5. Step 5: Solve for x
    x = 126,051,716,052.72/500,194.37
  6. Step 6: Final answer
    x = 252,005.47

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Similar ratio
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1.5x scale

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.