Home / 374,231.81-516,439.90-204,467.15

Finding the Fourth Proportional to 374,231.81, 516,439.90 and 204,467.15

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Solution

The fourth proportional to 374,231.81, 516,439.90 and 204,467.15 is: 282,164.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,231.81 : 516,439.90 = 204,467.15 : x
  2. Step 2: Convert to fraction form
    374,231.81/516,439.90 = 204,467.15/x
  3. Step 3: Cross multiply
    374,231.81x = 516,439.90 × 204,467.15
  4. Step 4: Simplify right side
    374,231.81x = 105,594,996,045.97
  5. Step 5: Solve for x
    x = 105,594,996,045.97/374,231.81
  6. Step 6: Final answer
    x = 282,164.67

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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.