Home / 374,724.12-517,131.60-204,958.24

Finding the Fourth Proportional to 374,724.12, 517,131.60 and 204,958.24

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Solution

The fourth proportional to 374,724.12, 517,131.60 and 204,958.24 is: 282,849.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,724.12 : 517,131.60 = 204,958.24 : x
  2. Step 2: Convert to fraction form
    374,724.12/517,131.60 = 204,958.24/x
  3. Step 3: Cross multiply
    374,724.12x = 517,131.60 × 204,958.24
  4. Step 4: Simplify right side
    374,724.12x = 105,990,382,584.38
  5. Step 5: Solve for x
    x = 105,990,382,584.38/374,724.12
  6. Step 6: Final answer
    x = 282,849.11

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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.