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Finding the Fourth Proportional to 448,204.96, 618,522.96 and 247,000.96

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Solution

The fourth proportional to 448,204.96, 618,522.96 and 247,000.96 is: 340,861.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,204.96 : 618,522.96 = 247,000.96 : x
  2. Step 2: Convert to fraction form
    448,204.96/618,522.96 = 247,000.96/x
  3. Step 3: Cross multiply
    448,204.96x = 618,522.96 × 247,000.96
  4. Step 4: Simplify right side
    448,204.96x = 152,775,764,902.04
  5. Step 5: Solve for x
    x = 152,775,764,902.04/448,204.96
  6. Step 6: Final answer
    x = 340,861.39

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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.