Home / 273,562.20-409,997.70-243,840.60

Finding the Fourth Proportional to 273,562.20, 409,997.70 and 243,840.60

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Solution

The fourth proportional to 273,562.20, 409,997.70 and 243,840.60 is: 365,452.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,562.20 : 409,997.70 = 243,840.60 : x
  2. Step 2: Convert to fraction form
    273,562.20/409,997.70 = 243,840.60/x
  3. Step 3: Cross multiply
    273,562.20x = 409,997.70 × 243,840.60
  4. Step 4: Simplify right side
    273,562.20x = 99,974,085,166.62
  5. Step 5: Solve for x
    x = 99,974,085,166.62/273,562.20
  6. Step 6: Final answer
    x = 365,452.85

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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.