Home / 929,683.27-1,394,341.30-255,590.74

Finding the Fourth Proportional to 929,683.27, 1,394,341.30 and 255,590.74

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Solution

The fourth proportional to 929,683.27, 1,394,341.30 and 255,590.74 is: 383,335.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,683.27 : 1,394,341.30 = 255,590.74 : x
  2. Step 2: Convert to fraction form
    929,683.27/1,394,341.30 = 255,590.74/x
  3. Step 3: Cross multiply
    929,683.27x = 1,394,341.30 × 255,590.74
  4. Step 4: Simplify right side
    929,683.27x = 356,380,724,679.56
  5. Step 5: Solve for x
    x = 356,380,724,679.56/929,683.27
  6. Step 6: Final answer
    x = 383,335.63

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1.5x scale

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.