Home / 374,087.13-516,240.24-204,321.66

Finding the Fourth Proportional to 374,087.13, 516,240.24 and 204,321.66

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Solution

The fourth proportional to 374,087.13, 516,240.24 and 204,321.66 is: 281,963.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,087.13 : 516,240.24 = 204,321.66 : x
  2. Step 2: Convert to fraction form
    374,087.13/516,240.24 = 204,321.66/x
  3. Step 3: Cross multiply
    374,087.13x = 516,240.24 × 204,321.66
  4. Step 4: Simplify right side
    374,087.13x = 105,479,062,795.60
  5. Step 5: Solve for x
    x = 105,479,062,795.60/374,087.13
  6. Step 6: Final answer
    x = 281,963.89

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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.