Home / 332,983.30-459,503.40-189,731.20

Finding the Fourth Proportional to 332,983.30, 459,503.40 and 189,731.20

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Solution

The fourth proportional to 332,983.30, 459,503.40 and 189,731.20 is: 261,821.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,983.30 : 459,503.40 = 189,731.20 : x
  2. Step 2: Convert to fraction form
    332,983.30/459,503.40 = 189,731.20/x
  3. Step 3: Cross multiply
    332,983.30x = 459,503.40 × 189,731.20
  4. Step 4: Simplify right side
    332,983.30x = 87,182,131,486.08
  5. Step 5: Solve for x
    x = 87,182,131,486.08/332,983.30
  6. Step 6: Final answer
    x = 261,821.33

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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.