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Finding the Fourth Proportional to 329,000.16, 493,504.29 and 115,774.44

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Solution

The fourth proportional to 329,000.16, 493,504.29 and 115,774.44 is: 173,663.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,000.16 : 493,504.29 = 115,774.44 : x
  2. Step 2: Convert to fraction form
    329,000.16/493,504.29 = 115,774.44/x
  3. Step 3: Cross multiply
    329,000.16x = 493,504.29 × 115,774.44
  4. Step 4: Simplify right side
    329,000.16x = 57,135,182,812.35
  5. Step 5: Solve for x
    x = 57,135,182,812.35/329,000.16
  6. Step 6: Final answer
    x = 173,663.09

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1.5x scale

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.