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Finding the Fourth Proportional to 297,636.80, 446,066.40 and 119,998.40

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Solution

The fourth proportional to 297,636.80, 446,066.40 and 119,998.40 is: 179,840.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,636.80 : 446,066.40 = 119,998.40 : x
  2. Step 2: Convert to fraction form
    297,636.80/446,066.40 = 119,998.40/x
  3. Step 3: Cross multiply
    297,636.80x = 446,066.40 × 119,998.40
  4. Step 4: Simplify right side
    297,636.80x = 53,527,254,293.76
  5. Step 5: Solve for x
    x = 53,527,254,293.76/297,636.80
  6. Step 6: Final answer
    x = 179,840.85

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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.