Home / 245,630.40-367,927.20-192,753.60

Finding the Fourth Proportional to 245,630.40, 367,927.20 and 192,753.60

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Solution

The fourth proportional to 245,630.40, 367,927.20 and 192,753.60 is: 288,723.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,630.40 : 367,927.20 = 192,753.60 : x
  2. Step 2: Convert to fraction form
    245,630.40/367,927.20 = 192,753.60/x
  3. Step 3: Cross multiply
    245,630.40x = 367,927.20 × 192,753.60
  4. Step 4: Simplify right side
    245,630.40x = 70,919,292,337.92
  5. Step 5: Solve for x
    x = 70,919,292,337.92/245,630.40
  6. Step 6: Final answer
    x = 288,723.60

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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.