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Finding the Fourth Proportional to 484,204.62, 726,423.64 and 151,780.62

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Solution

The fourth proportional to 484,204.62, 726,423.64 and 151,780.62 is: 227,707.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,204.62 : 726,423.64 = 151,780.62 : x
  2. Step 2: Convert to fraction form
    484,204.62/726,423.64 = 151,780.62/x
  3. Step 3: Cross multiply
    484,204.62x = 726,423.64 × 151,780.62
  4. Step 4: Simplify right side
    484,204.62x = 110,257,030,461.86
  5. Step 5: Solve for x
    x = 110,257,030,461.86/484,204.62
  6. Step 6: Final answer
    x = 227,707.51

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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.