Home / 356,233.10-534,305.56-131,588.56

Finding the Fourth Proportional to 356,233.10, 534,305.56 and 131,588.56

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Solution

The fourth proportional to 356,233.10, 534,305.56 and 131,588.56 is: 197,366.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,233.10 : 534,305.56 = 131,588.56 : x
  2. Step 2: Convert to fraction form
    356,233.10/534,305.56 = 131,588.56/x
  3. Step 3: Cross multiply
    356,233.10x = 534,305.56 × 131,588.56
  4. Step 4: Simplify right side
    356,233.10x = 70,308,499,240.39
  5. Step 5: Solve for x
    x = 70,308,499,240.39/356,233.10
  6. Step 6: Final answer
    x = 197,366.55

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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.