Home / 673,826.27-929,961.80-383,508.42

Finding the Fourth Proportional to 673,826.27, 929,961.80 and 383,508.42

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Solution

The fourth proportional to 673,826.27, 929,961.80 and 383,508.42 is: 529,288.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,826.27 : 929,961.80 = 383,508.42 : x
  2. Step 2: Convert to fraction form
    673,826.27/929,961.80 = 383,508.42/x
  3. Step 3: Cross multiply
    673,826.27x = 929,961.80 × 383,508.42
  4. Step 4: Simplify right side
    673,826.27x = 356,648,178,660.81
  5. Step 5: Solve for x
    x = 356,648,178,660.81/673,826.27
  6. Step 6: Final answer
    x = 529,288.03

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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.