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Finding the Fourth Proportional to 451,694.64, 677,644.22 and 152,167.04

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Solution

The fourth proportional to 451,694.64, 677,644.22 and 152,167.04 is: 228,285.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,694.64 : 677,644.22 = 152,167.04 : x
  2. Step 2: Convert to fraction form
    451,694.64/677,644.22 = 152,167.04/x
  3. Step 3: Cross multiply
    451,694.64x = 677,644.22 × 152,167.04
  4. Step 4: Simplify right side
    451,694.64x = 103,115,115,130.51
  5. Step 5: Solve for x
    x = 103,115,115,130.51/451,694.64
  6. Step 6: Final answer
    x = 228,285.01

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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.