Home / 693,865.32-957,521.70-392,052.84

Finding the Fourth Proportional to 693,865.32, 957,521.70 and 392,052.84

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Solution

The fourth proportional to 693,865.32, 957,521.70 and 392,052.84 is: 541,025.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,865.32 : 957,521.70 = 392,052.84 : x
  2. Step 2: Convert to fraction form
    693,865.32/957,521.70 = 392,052.84/x
  3. Step 3: Cross multiply
    693,865.32x = 957,521.70 × 392,052.84
  4. Step 4: Simplify right side
    693,865.32x = 375,399,101,846.63
  5. Step 5: Solve for x
    x = 375,399,101,846.63/693,865.32
  6. Step 6: Final answer
    x = 541,025.89

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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.