Home / 383,535.13-529,340.92-230,727.77

Finding the Fourth Proportional to 383,535.13, 529,340.92 and 230,727.77

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Solution

The fourth proportional to 383,535.13, 529,340.92 and 230,727.77 is: 318,441.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,535.13 : 529,340.92 = 230,727.77 : x
  2. Step 2: Convert to fraction form
    383,535.13/529,340.92 = 230,727.77/x
  3. Step 3: Cross multiply
    383,535.13x = 529,340.92 × 230,727.77
  4. Step 4: Simplify right side
    383,535.13x = 122,133,653,164.12
  5. Step 5: Solve for x
    x = 122,133,653,164.12/383,535.13
  6. Step 6: Final answer
    x = 318,441.89

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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.