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Finding the Fourth Proportional to 297,903.60, 446,855.40 and 179,938.80

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Solution

The fourth proportional to 297,903.60, 446,855.40 and 179,938.80 is: 269,908.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,903.60 : 446,855.40 = 179,938.80 : x
  2. Step 2: Convert to fraction form
    297,903.60/446,855.40 = 179,938.80/x
  3. Step 3: Cross multiply
    297,903.60x = 446,855.40 × 179,938.80
  4. Step 4: Simplify right side
    297,903.60x = 80,406,624,449.52
  5. Step 5: Solve for x
    x = 80,406,624,449.52/297,903.60
  6. Step 6: Final answer
    x = 269,908.20

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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.