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Finding the Fourth Proportional to 448,558.83, 618,999.94 and 244,613.67

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Solution

The fourth proportional to 448,558.83, 618,999.94 and 244,613.67 is: 337,560.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,558.83 : 618,999.94 = 244,613.67 : x
  2. Step 2: Convert to fraction form
    448,558.83/618,999.94 = 244,613.67/x
  3. Step 3: Cross multiply
    448,558.83x = 618,999.94 × 244,613.67
  4. Step 4: Simplify right side
    448,558.83x = 151,415,847,487.61
  5. Step 5: Solve for x
    x = 151,415,847,487.61/448,558.83
  6. Step 6: Final answer
    x = 337,560.74

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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.