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Finding the Fourth Proportional to 295,912.53, 443,980.53 and 177,666.30

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Solution

The fourth proportional to 295,912.53, 443,980.53 and 177,666.30 is: 266,566.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,912.53 : 443,980.53 = 177,666.30 : x
  2. Step 2: Convert to fraction form
    295,912.53/443,980.53 = 177,666.30/x
  3. Step 3: Cross multiply
    295,912.53x = 443,980.53 × 177,666.30
  4. Step 4: Simplify right side
    295,912.53x = 78,880,378,037.14
  5. Step 5: Solve for x
    x = 78,880,378,037.14/295,912.53
  6. Step 6: Final answer
    x = 266,566.54

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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.