Home / 347,434.43-521,241.53-203,461.83

Finding the Fourth Proportional to 347,434.43, 521,241.53 and 203,461.83

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Solution

The fourth proportional to 347,434.43, 521,241.53 and 203,461.83 is: 305,245.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,434.43 : 521,241.53 = 203,461.83 : x
  2. Step 2: Convert to fraction form
    347,434.43/521,241.53 = 203,461.83/x
  3. Step 3: Cross multiply
    347,434.43x = 521,241.53 × 203,461.83
  4. Step 4: Simplify right side
    347,434.43x = 106,052,754,548.49
  5. Step 5: Solve for x
    x = 106,052,754,548.49/347,434.43
  6. Step 6: Final answer
    x = 305,245.38

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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.