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Finding the Fourth Proportional to 360,945.80, 541,418.70 and 183,798.80

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Solution

The fourth proportional to 360,945.80, 541,418.70 and 183,798.80 is: 275,698.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,945.80 : 541,418.70 = 183,798.80 : x
  2. Step 2: Convert to fraction form
    360,945.80/541,418.70 = 183,798.80/x
  3. Step 3: Cross multiply
    360,945.80x = 541,418.70 × 183,798.80
  4. Step 4: Simplify right side
    360,945.80x = 99,512,107,357.56
  5. Step 5: Solve for x
    x = 99,512,107,357.56/360,945.80
  6. Step 6: Final answer
    x = 275,698.20

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Double scale
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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.