Home / 356,664.20-534,996.30-119,928.20

Finding the Fourth Proportional to 356,664.20, 534,996.30 and 119,928.20

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Solution

The fourth proportional to 356,664.20, 534,996.30 and 119,928.20 is: 179,892.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,664.20 : 534,996.30 = 119,928.20 : x
  2. Step 2: Convert to fraction form
    356,664.20/534,996.30 = 119,928.20/x
  3. Step 3: Cross multiply
    356,664.20x = 534,996.30 × 119,928.20
  4. Step 4: Simplify right side
    356,664.20x = 64,161,143,265.66
  5. Step 5: Solve for x
    x = 64,161,143,265.66/356,664.20
  6. Step 6: Final answer
    x = 179,892.30

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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.