Home / 619,305.04-854,650.92-347,433.44

Finding the Fourth Proportional to 619,305.04, 854,650.92 and 347,433.44

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Solution

The fourth proportional to 619,305.04, 854,650.92 and 347,433.44 is: 479,463.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,305.04 : 854,650.92 = 347,433.44 : x
  2. Step 2: Convert to fraction form
    619,305.04/854,650.92 = 347,433.44/x
  3. Step 3: Cross multiply
    619,305.04x = 854,650.92 × 347,433.44
  4. Step 4: Simplify right side
    619,305.04x = 296,934,309,134.77
  5. Step 5: Solve for x
    x = 296,934,309,134.77/619,305.04
  6. Step 6: Final answer
    x = 479,463.74

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1.5x scale

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.