Home / 482,915.60-723,790.20-246,136.40

Finding the Fourth Proportional to 482,915.60, 723,790.20 and 246,136.40

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Solution

The fourth proportional to 482,915.60, 723,790.20 and 246,136.40 is: 368,907.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,915.60 : 723,790.20 = 246,136.40 : x
  2. Step 2: Convert to fraction form
    482,915.60/723,790.20 = 246,136.40/x
  3. Step 3: Cross multiply
    482,915.60x = 723,790.20 × 246,136.40
  4. Step 4: Simplify right side
    482,915.60x = 178,151,114,183.28
  5. Step 5: Solve for x
    x = 178,151,114,183.28/482,915.60
  6. Step 6: Final answer
    x = 368,907.35

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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.