Home / 357,341.08-493,131.66-196,206.56

Finding the Fourth Proportional to 357,341.08, 493,131.66 and 196,206.56

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Solution

The fourth proportional to 357,341.08, 493,131.66 and 196,206.56 is: 270,765.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,341.08 : 493,131.66 = 196,206.56 : x
  2. Step 2: Convert to fraction form
    357,341.08/493,131.66 = 196,206.56/x
  3. Step 3: Cross multiply
    357,341.08x = 493,131.66 × 196,206.56
  4. Step 4: Simplify right side
    357,341.08x = 96,755,666,635.69
  5. Step 5: Solve for x
    x = 96,755,666,635.69/357,341.08
  6. Step 6: Final answer
    x = 270,765.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.