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Finding the Fourth Proportional to 297,861.60, 446,792.40 and 245,330.40

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Solution

The fourth proportional to 297,861.60, 446,792.40 and 245,330.40 is: 367,995.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,861.60 : 446,792.40 = 245,330.40 : x
  2. Step 2: Convert to fraction form
    297,861.60/446,792.40 = 245,330.40/x
  3. Step 3: Cross multiply
    297,861.60x = 446,792.40 × 245,330.40
  4. Step 4: Simplify right side
    297,861.60x = 109,611,758,208.96
  5. Step 5: Solve for x
    x = 109,611,758,208.96/297,861.60
  6. Step 6: Final answer
    x = 367,995.60

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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.