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Finding the Fourth Proportional to 295,796.40, 443,435.40 and 177,514.80

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Solution

The fourth proportional to 295,796.40, 443,435.40 and 177,514.80 is: 266,116.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,796.40 : 443,435.40 = 177,514.80 : x
  2. Step 2: Convert to fraction form
    295,796.40/443,435.40 = 177,514.80/x
  3. Step 3: Cross multiply
    295,796.40x = 443,435.40 × 177,514.80
  4. Step 4: Simplify right side
    295,796.40x = 78,716,346,343.92
  5. Step 5: Solve for x
    x = 78,716,346,343.92/295,796.40
  6. Step 6: Final answer
    x = 266,116.65

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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.