Home / 386,233.29-532,980.62-214,141.23

Finding the Fourth Proportional to 386,233.29, 532,980.62 and 214,141.23

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Solution

The fourth proportional to 386,233.29, 532,980.62 and 214,141.23 is: 295,503.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,233.29 : 532,980.62 = 214,141.23 : x
  2. Step 2: Convert to fraction form
    386,233.29/532,980.62 = 214,141.23/x
  3. Step 3: Cross multiply
    386,233.29x = 532,980.62 × 214,141.23
  4. Step 4: Simplify right side
    386,233.29x = 114,133,124,462.26
  5. Step 5: Solve for x
    x = 114,133,124,462.26/386,233.29
  6. Step 6: Final answer
    x = 295,503.07

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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.