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Finding the Fourth Proportional to 276,188.59, 412,266.60 and 236,997.55

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Solution

The fourth proportional to 276,188.59, 412,266.60 and 236,997.55 is: 353,766.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,188.59 : 412,266.60 = 236,997.55 : x
  2. Step 2: Convert to fraction form
    276,188.59/412,266.60 = 236,997.55/x
  3. Step 3: Cross multiply
    276,188.59x = 412,266.60 × 236,997.55
  4. Step 4: Simplify right side
    276,188.59x = 97,706,174,146.83
  5. Step 5: Solve for x
    x = 97,706,174,146.83/276,188.59
  6. Step 6: Final answer
    x = 353,766.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.