Home / 353,246.20-529,869.30-347,997.40

Finding the Fourth Proportional to 353,246.20, 529,869.30 and 347,997.40

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Solution

The fourth proportional to 353,246.20, 529,869.30 and 347,997.40 is: 521,996.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,246.20 : 529,869.30 = 347,997.40 : x
  2. Step 2: Convert to fraction form
    353,246.20/529,869.30 = 347,997.40/x
  3. Step 3: Cross multiply
    353,246.20x = 529,869.30 × 347,997.40
  4. Step 4: Simplify right side
    353,246.20x = 184,393,138,739.82
  5. Step 5: Solve for x
    x = 184,393,138,739.82/353,246.20
  6. Step 6: Final answer
    x = 521,996.10

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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.