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Finding the Fourth Proportional to 295,557.30, 443,445.30 and 95,884.20

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Solution

The fourth proportional to 295,557.30, 443,445.30 and 95,884.20 is: 143,861.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,557.30 : 443,445.30 = 95,884.20 : x
  2. Step 2: Convert to fraction form
    295,557.30/443,445.30 = 95,884.20/x
  3. Step 3: Cross multiply
    295,557.30x = 443,445.30 × 95,884.20
  4. Step 4: Simplify right side
    295,557.30x = 42,519,397,834.26
  5. Step 5: Solve for x
    x = 42,519,397,834.26/295,557.30
  6. Step 6: Final answer
    x = 143,861.78

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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.