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Finding the Fourth Proportional to 297,329.34, 410,655.05 and 195,808.60

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Solution

The fourth proportional to 297,329.34, 410,655.05 and 195,808.60 is: 270,440.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,329.34 : 410,655.05 = 195,808.60 : x
  2. Step 2: Convert to fraction form
    297,329.34/410,655.05 = 195,808.60/x
  3. Step 3: Cross multiply
    297,329.34x = 410,655.05 × 195,808.60
  4. Step 4: Simplify right side
    297,329.34x = 80,409,790,691.99
  5. Step 5: Solve for x
    x = 80,409,790,691.99/297,329.34
  6. Step 6: Final answer
    x = 270,440.14

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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.