Home / 619,031.35-854,440.41-364,530.16

Finding the Fourth Proportional to 619,031.35, 854,440.41 and 364,530.16

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Solution

The fourth proportional to 619,031.35, 854,440.41 and 364,530.16 is: 503,155.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,031.35 : 854,440.41 = 364,530.16 : x
  2. Step 2: Convert to fraction form
    619,031.35/854,440.41 = 364,530.16/x
  3. Step 3: Cross multiply
    619,031.35x = 854,440.41 × 364,530.16
  4. Step 4: Simplify right side
    619,031.35x = 311,469,299,367.77
  5. Step 5: Solve for x
    x = 311,469,299,367.77/619,031.35
  6. Step 6: Final answer
    x = 503,155.94

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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.