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Finding the Fourth Proportional to 448,893, 673,450.44 and 133,349.40

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Solution

The fourth proportional to 448,893, 673,450.44 and 133,349.40 is: 200,057.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,893 : 673,450.44 = 133,349.40 : x
  2. Step 2: Convert to fraction form
    448,893/673,450.44 = 133,349.40/x
  3. Step 3: Cross multiply
    448,893x = 673,450.44 × 133,349.40
  4. Step 4: Simplify right side
    448,893x = 89,804,212,103.74
  5. Step 5: Solve for x
    x = 89,804,212,103.74/448,893
  6. Step 6: Final answer
    x = 200,057.06

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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.