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Finding the Fourth Proportional to 329,079.08, 493,580.01 and 92,441.90

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Solution

The fourth proportional to 329,079.08, 493,580.01 and 92,441.90 is: 138,652.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,079.08 : 493,580.01 = 92,441.90 : x
  2. Step 2: Convert to fraction form
    329,079.08/493,580.01 = 92,441.90/x
  3. Step 3: Cross multiply
    329,079.08x = 493,580.01 × 92,441.90
  4. Step 4: Simplify right side
    329,079.08x = 45,627,473,926.42
  5. Step 5: Solve for x
    x = 45,627,473,926.42/329,079.08
  6. Step 6: Final answer
    x = 138,652.00

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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.