Home / 386,003.62-532,557.40-232,983.67

Finding the Fourth Proportional to 386,003.62, 532,557.40 and 232,983.67

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Solution

The fourth proportional to 386,003.62, 532,557.40 and 232,983.67 is: 321,440.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,003.62 : 532,557.40 = 232,983.67 : x
  2. Step 2: Convert to fraction form
    386,003.62/532,557.40 = 232,983.67/x
  3. Step 3: Cross multiply
    386,003.62x = 532,557.40 × 232,983.67
  4. Step 4: Simplify right side
    386,003.62x = 124,077,177,948.56
  5. Step 5: Solve for x
    x = 124,077,177,948.56/386,003.62
  6. Step 6: Final answer
    x = 321,440.45

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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.