Home / 302,864.12-417,947.22-166,910.84

Finding the Fourth Proportional to 302,864.12, 417,947.22 and 166,910.84

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Solution

The fourth proportional to 302,864.12, 417,947.22 and 166,910.84 is: 230,334.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,864.12 : 417,947.22 = 166,910.84 : x
  2. Step 2: Convert to fraction form
    302,864.12/417,947.22 = 166,910.84/x
  3. Step 3: Cross multiply
    302,864.12x = 417,947.22 × 166,910.84
  4. Step 4: Simplify right side
    302,864.12x = 69,759,921,565.86
  5. Step 5: Solve for x
    x = 69,759,921,565.86/302,864.12
  6. Step 6: Final answer
    x = 230,334.06

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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.