Home / 395,127.92-592,093.18-261,529.55

Finding the Fourth Proportional to 395,127.92, 592,093.18 and 261,529.55

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Solution

The fourth proportional to 395,127.92, 592,093.18 and 261,529.55 is: 391,898.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,127.92 : 592,093.18 = 261,529.55 : x
  2. Step 2: Convert to fraction form
    395,127.92/592,093.18 = 261,529.55/x
  3. Step 3: Cross multiply
    395,127.92x = 592,093.18 × 261,529.55
  4. Step 4: Simplify right side
    395,127.92x = 154,849,863,749.88
  5. Step 5: Solve for x
    x = 154,849,863,749.88/395,127.92
  6. Step 6: Final answer
    x = 391,898.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.