Home / 356,142.12-491,460.93-194,994.24

Finding the Fourth Proportional to 356,142.12, 491,460.93 and 194,994.24

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Solution

The fourth proportional to 356,142.12, 491,460.93 and 194,994.24 is: 269,083.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,142.12 : 491,460.93 = 194,994.24 : x
  2. Step 2: Convert to fraction form
    356,142.12/491,460.93 = 194,994.24/x
  3. Step 3: Cross multiply
    356,142.12x = 491,460.93 × 194,994.24
  4. Step 4: Simplify right side
    356,142.12x = 95,832,050,535.04
  5. Step 5: Solve for x
    x = 95,832,050,535.04/356,142.12
  6. Step 6: Final answer
    x = 269,083.73

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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.