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Finding the Fourth Proportional to 499,106.71, 748,954.91 and 262,467.64

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Solution

The fourth proportional to 499,106.71, 748,954.91 and 262,467.64 is: 393,856.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,106.71 : 748,954.91 = 262,467.64 : x
  2. Step 2: Convert to fraction form
    499,106.71/748,954.91 = 262,467.64/x
  3. Step 3: Cross multiply
    499,106.71x = 748,954.91 × 262,467.64
  4. Step 4: Simplify right side
    499,106.71x = 196,576,427,694.11
  5. Step 5: Solve for x
    x = 196,576,427,694.11/499,106.71
  6. Step 6: Final answer
    x = 393,856.51

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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.