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Finding the Fourth Proportional to 590,546.40, 885,819.60 and 196,562.40

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Solution

The fourth proportional to 590,546.40, 885,819.60 and 196,562.40 is: 294,843.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,546.40 : 885,819.60 = 196,562.40 : x
  2. Step 2: Convert to fraction form
    590,546.40/885,819.60 = 196,562.40/x
  3. Step 3: Cross multiply
    590,546.40x = 885,819.60 × 196,562.40
  4. Step 4: Simplify right side
    590,546.40x = 174,118,826,543.04
  5. Step 5: Solve for x
    x = 174,118,826,543.04/590,546.40
  6. Step 6: Final answer
    x = 294,843.60

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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.