Home / 619,060.46-854,339.01-347,215.55

Finding the Fourth Proportional to 619,060.46, 854,339.01 and 347,215.55

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Solution

The fourth proportional to 619,060.46, 854,339.01 and 347,215.55 is: 479,177.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,060.46 : 854,339.01 = 347,215.55 : x
  2. Step 2: Convert to fraction form
    619,060.46/854,339.01 = 347,215.55/x
  3. Step 3: Cross multiply
    619,060.46x = 854,339.01 × 347,215.55
  4. Step 4: Simplify right side
    619,060.46x = 296,639,789,243.61
  5. Step 5: Solve for x
    x = 296,639,789,243.61/619,060.46
  6. Step 6: Final answer
    x = 479,177.41

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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.