Home / 374,287.25-516,517.74-204,521.38

Finding the Fourth Proportional to 374,287.25, 516,517.74 and 204,521.38

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Solution

The fourth proportional to 374,287.25, 516,517.74 and 204,521.38 is: 282,240.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,287.25 : 516,517.74 = 204,521.38 : x
  2. Step 2: Convert to fraction form
    374,287.25/516,517.74 = 204,521.38/x
  3. Step 3: Cross multiply
    374,287.25x = 516,517.74 × 204,521.38
  4. Step 4: Simplify right side
    374,287.25x = 105,638,919,687.99
  5. Step 5: Solve for x
    x = 105,638,919,687.99/374,287.25
  6. Step 6: Final answer
    x = 282,240.23

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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.