Home / 374,086.13-516,238.86-204,320.66

Finding the Fourth Proportional to 374,086.13, 516,238.86 and 204,320.66

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Solution

The fourth proportional to 374,086.13, 516,238.86 and 204,320.66 is: 281,962.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,086.13 : 516,238.86 = 204,320.66 : x
  2. Step 2: Convert to fraction form
    374,086.13/516,238.86 = 204,320.66/x
  3. Step 3: Cross multiply
    374,086.13x = 516,238.86 × 204,320.66
  4. Step 4: Simplify right side
    374,086.13x = 105,478,264,592.85
  5. Step 5: Solve for x
    x = 105,478,264,592.85/374,086.13
  6. Step 6: Final answer
    x = 281,962.51

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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.