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Finding the Fourth Proportional to 295,597.60, 443,396.40 and 177,402.40

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Solution

The fourth proportional to 295,597.60, 443,396.40 and 177,402.40 is: 266,103.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,597.60 : 443,396.40 = 177,402.40 : x
  2. Step 2: Convert to fraction form
    295,597.60/443,396.40 = 177,402.40/x
  3. Step 3: Cross multiply
    295,597.60x = 443,396.40 × 177,402.40
  4. Step 4: Simplify right side
    295,597.60x = 78,659,585,511.36
  5. Step 5: Solve for x
    x = 78,659,585,511.36/295,597.60
  6. Step 6: Final answer
    x = 266,103.60

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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.