Home / 356,108.04-491,434.92-194,960.34

Finding the Fourth Proportional to 356,108.04, 491,434.92 and 194,960.34

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Solution

The fourth proportional to 356,108.04, 491,434.92 and 194,960.34 is: 269,048.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,108.04 : 491,434.92 = 194,960.34 : x
  2. Step 2: Convert to fraction form
    356,108.04/491,434.92 = 194,960.34/x
  3. Step 3: Cross multiply
    356,108.04x = 491,434.92 × 194,960.34
  4. Step 4: Simplify right side
    356,108.04x = 95,810,319,091.07
  5. Step 5: Solve for x
    x = 95,810,319,091.07/356,108.04
  6. Step 6: Final answer
    x = 269,048.46

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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.