Home / 374,142.32-516,327.73-204,387.38

Finding the Fourth Proportional to 374,142.32, 516,327.73 and 204,387.38

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Solution

The fourth proportional to 374,142.32, 516,327.73 and 204,387.38 is: 282,060.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,142.32 : 516,327.73 = 204,387.38 : x
  2. Step 2: Convert to fraction form
    374,142.32/516,327.73 = 204,387.38/x
  3. Step 3: Cross multiply
    374,142.32x = 516,327.73 × 204,387.38
  4. Step 4: Simplify right side
    374,142.32x = 105,530,869,374.41
  5. Step 5: Solve for x
    x = 105,530,869,374.41/374,142.32
  6. Step 6: Final answer
    x = 282,060.77

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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.