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Finding the Fourth Proportional to 480,584.76, 663,190.38 and 262,798.71

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Solution

The fourth proportional to 480,584.76, 663,190.38 and 262,798.71 is: 362,653.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,584.76 : 663,190.38 = 262,798.71 : x
  2. Step 2: Convert to fraction form
    480,584.76/663,190.38 = 262,798.71/x
  3. Step 3: Cross multiply
    480,584.76x = 663,190.38 × 262,798.71
  4. Step 4: Simplify right side
    480,584.76x = 174,285,576,348.41
  5. Step 5: Solve for x
    x = 174,285,576,348.41/480,584.76
  6. Step 6: Final answer
    x = 362,653.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.