Home / 619,031.10-854,440.07-364,529.91

Finding the Fourth Proportional to 619,031.10, 854,440.07 and 364,529.91

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Solution

The fourth proportional to 619,031.10, 854,440.07 and 364,529.91 is: 503,155.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,031.10 : 854,440.07 = 364,529.91 : x
  2. Step 2: Convert to fraction form
    619,031.10/854,440.07 = 364,529.91/x
  3. Step 3: Cross multiply
    619,031.10x = 854,440.07 × 364,529.91
  4. Step 4: Simplify right side
    619,031.10x = 311,468,959,994.84
  5. Step 5: Solve for x
    x = 311,468,959,994.84/619,031.10
  6. Step 6: Final answer
    x = 503,155.59

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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.