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Finding the Fourth Proportional to 297,759.96, 446,668.20 and 98,080.92

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Solution

The fourth proportional to 297,759.96, 446,668.20 and 98,080.92 is: 147,130.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,759.96 : 446,668.20 = 98,080.92 : x
  2. Step 2: Convert to fraction form
    297,759.96/446,668.20 = 98,080.92/x
  3. Step 3: Cross multiply
    297,759.96x = 446,668.20 × 98,080.92
  4. Step 4: Simplify right side
    297,759.96x = 43,809,627,990.74
  5. Step 5: Solve for x
    x = 43,809,627,990.74/297,759.96
  6. Step 6: Final answer
    x = 147,130.69

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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.