Home / 386,016.28-532,574.80-232,996.35

Finding the Fourth Proportional to 386,016.28, 532,574.80 and 232,996.35

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Solution

The fourth proportional to 386,016.28, 532,574.80 and 232,996.35 is: 321,457.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,016.28 : 532,574.80 = 232,996.35 : x
  2. Step 2: Convert to fraction form
    386,016.28/532,574.80 = 232,996.35/x
  3. Step 3: Cross multiply
    386,016.28x = 532,574.80 × 232,996.35
  4. Step 4: Simplify right side
    386,016.28x = 124,087,982,920.91
  5. Step 5: Solve for x
    x = 124,087,982,920.91/386,016.28
  6. Step 6: Final answer
    x = 321,457.90

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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.