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Finding the Fourth Proportional to 491,732, 737,772.96 and 242,588.96

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Solution

The fourth proportional to 491,732, 737,772.96 and 242,588.96 is: 363,969.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,732 : 737,772.96 = 242,588.96 : x
  2. Step 2: Convert to fraction form
    491,732/737,772.96 = 242,588.96/x
  3. Step 3: Cross multiply
    491,732x = 737,772.96 × 242,588.96
  4. Step 4: Simplify right side
    491,732x = 178,975,575,082.52
  5. Step 5: Solve for x
    x = 178,975,575,082.52/491,732
  6. Step 6: Final answer
    x = 363,969.75

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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.