Home / 332,490.18-458,839.38-189,259.44

Finding the Fourth Proportional to 332,490.18, 458,839.38 and 189,259.44

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Solution

The fourth proportional to 332,490.18, 458,839.38 and 189,259.44 is: 261,179.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,490.18 : 458,839.38 = 189,259.44 : x
  2. Step 2: Convert to fraction form
    332,490.18/458,839.38 = 189,259.44/x
  3. Step 3: Cross multiply
    332,490.18x = 458,839.38 × 189,259.44
  4. Step 4: Simplify right side
    332,490.18x = 86,839,683,162.45
  5. Step 5: Solve for x
    x = 86,839,683,162.45/332,490.18
  6. Step 6: Final answer
    x = 261,179.70

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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.