Home / 356,100.04-491,423.88-194,952.34

Finding the Fourth Proportional to 356,100.04, 491,423.88 and 194,952.34

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Solution

The fourth proportional to 356,100.04, 491,423.88 and 194,952.34 is: 269,037.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,100.04 : 491,423.88 = 194,952.34 : x
  2. Step 2: Convert to fraction form
    356,100.04/491,423.88 = 194,952.34/x
  3. Step 3: Cross multiply
    356,100.04x = 491,423.88 × 194,952.34
  4. Step 4: Simplify right side
    356,100.04x = 95,804,235,337.88
  5. Step 5: Solve for x
    x = 95,804,235,337.88/356,100.04
  6. Step 6: Final answer
    x = 269,037.42

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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.