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Finding the Fourth Proportional to 435,861.66, 601,652.25 and 327,279.66

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Solution

The fourth proportional to 435,861.66, 601,652.25 and 327,279.66 is: 451,768.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,861.66 : 601,652.25 = 327,279.66 : x
  2. Step 2: Convert to fraction form
    435,861.66/601,652.25 = 327,279.66/x
  3. Step 3: Cross multiply
    435,861.66x = 601,652.25 × 327,279.66
  4. Step 4: Simplify right side
    435,861.66x = 196,908,542,181.84
  5. Step 5: Solve for x
    x = 196,908,542,181.84/435,861.66
  6. Step 6: Final answer
    x = 451,768.45

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1.5x scale

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.