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Finding the Fourth Proportional to 496,187, 744,526.66 and 196,660.92

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Solution

The fourth proportional to 496,187, 744,526.66 and 196,660.92 is: 295,088.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,187 : 744,526.66 = 196,660.92 : x
  2. Step 2: Convert to fraction form
    496,187/744,526.66 = 196,660.92/x
  3. Step 3: Cross multiply
    496,187x = 744,526.66 × 196,660.92
  4. Step 4: Simplify right side
    496,187x = 146,419,297,920.13
  5. Step 5: Solve for x
    x = 146,419,297,920.13/496,187
  6. Step 6: Final answer
    x = 295,088.94

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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.