Home / 386,086.23-532,818.81-214,022.52

Finding the Fourth Proportional to 386,086.23, 532,818.81 and 214,022.52

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Solution

The fourth proportional to 386,086.23, 532,818.81 and 214,022.52 is: 295,362.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,086.23 : 532,818.81 = 214,022.52 : x
  2. Step 2: Convert to fraction form
    386,086.23/532,818.81 = 214,022.52/x
  3. Step 3: Cross multiply
    386,086.23x = 532,818.81 × 214,022.52
  4. Step 4: Simplify right side
    386,086.23x = 114,035,224,419.60
  5. Step 5: Solve for x
    x = 114,035,224,419.60/386,086.23
  6. Step 6: Final answer
    x = 295,362.06

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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.