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Finding the Fourth Proportional to 491,880.96, 737,925.04 and 159,431.04

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Solution

The fourth proportional to 491,880.96, 737,925.04 and 159,431.04 is: 239,180.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,880.96 : 737,925.04 = 159,431.04 : x
  2. Step 2: Convert to fraction form
    491,880.96/737,925.04 = 159,431.04/x
  3. Step 3: Cross multiply
    491,880.96x = 737,925.04 × 159,431.04
  4. Step 4: Simplify right side
    491,880.96x = 117,648,156,569.24
  5. Step 5: Solve for x
    x = 117,648,156,569.24/491,880.96
  6. Step 6: Final answer
    x = 239,180.14

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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.