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Finding the Fourth Proportional to 480,250.49, 720,584.71 and 227,707.88

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Solution

The fourth proportional to 480,250.49, 720,584.71 and 227,707.88 is: 341,660.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,250.49 : 720,584.71 = 227,707.88 : x
  2. Step 2: Convert to fraction form
    480,250.49/720,584.71 = 227,707.88/x
  3. Step 3: Cross multiply
    480,250.49x = 720,584.71 × 227,707.88
  4. Step 4: Simplify right side
    480,250.49x = 164,082,812,502.32
  5. Step 5: Solve for x
    x = 164,082,812,502.32/480,250.49
  6. Step 6: Final answer
    x = 341,660.90

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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.