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Finding the Fourth Proportional to 295,530.72, 443,339.82 and 108,527.64

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Solution

The fourth proportional to 295,530.72, 443,339.82 and 108,527.64 is: 162,807.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,530.72 : 443,339.82 = 108,527.64 : x
  2. Step 2: Convert to fraction form
    295,530.72/443,339.82 = 108,527.64/x
  3. Step 3: Cross multiply
    295,530.72x = 443,339.82 × 108,527.64
  4. Step 4: Simplify right side
    295,530.72x = 48,114,624,382.62
  5. Step 5: Solve for x
    x = 48,114,624,382.62/295,530.72
  6. Step 6: Final answer
    x = 162,807.52

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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.