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Finding the Fourth Proportional to 296,438.42, 443,785.57 and 183,756.89

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Solution

The fourth proportional to 296,438.42, 443,785.57 and 183,756.89 is: 275,094.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,438.42 : 443,785.57 = 183,756.89 : x
  2. Step 2: Convert to fraction form
    296,438.42/443,785.57 = 183,756.89/x
  3. Step 3: Cross multiply
    296,438.42x = 443,785.57 × 183,756.89
  4. Step 4: Simplify right side
    296,438.42x = 81,548,656,820.15
  5. Step 5: Solve for x
    x = 81,548,656,820.15/296,438.42
  6. Step 6: Final answer
    x = 275,094.76

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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.