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Finding the Fourth Proportional to 295,907.53, 443,973.03 and 177,661.30

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Solution

The fourth proportional to 295,907.53, 443,973.03 and 177,661.30 is: 266,559.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,907.53 : 443,973.03 = 177,661.30 : x
  2. Step 2: Convert to fraction form
    295,907.53/443,973.03 = 177,661.30/x
  3. Step 3: Cross multiply
    295,907.53x = 443,973.03 × 177,661.30
  4. Step 4: Simplify right side
    295,907.53x = 78,876,825,674.74
  5. Step 5: Solve for x
    x = 78,876,825,674.74/295,907.53
  6. Step 6: Final answer
    x = 266,559.04

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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.