Home / 412,946.40-619,784.10-244,255.80

Finding the Fourth Proportional to 412,946.40, 619,784.10 and 244,255.80

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Solution

The fourth proportional to 412,946.40, 619,784.10 and 244,255.80 is: 366,599.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,946.40 : 619,784.10 = 244,255.80 : x
  2. Step 2: Convert to fraction form
    412,946.40/619,784.10 = 244,255.80/x
  3. Step 3: Cross multiply
    412,946.40x = 619,784.10 × 244,255.80
  4. Step 4: Simplify right side
    412,946.40x = 151,385,861,172.78
  5. Step 5: Solve for x
    x = 151,385,861,172.78/412,946.40
  6. Step 6: Final answer
    x = 366,599.30

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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.