Home / 318,828.30-439,996.62-182,900.58

Finding the Fourth Proportional to 318,828.30, 439,996.62 and 182,900.58

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Solution

The fourth proportional to 318,828.30, 439,996.62 and 182,900.58 is: 252,410.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,828.30 : 439,996.62 = 182,900.58 : x
  2. Step 2: Convert to fraction form
    318,828.30/439,996.62 = 182,900.58/x
  3. Step 3: Cross multiply
    318,828.30x = 439,996.62 × 182,900.58
  4. Step 4: Simplify right side
    318,828.30x = 80,475,636,996.04
  5. Step 5: Solve for x
    x = 80,475,636,996.04/318,828.30
  6. Step 6: Final answer
    x = 252,410.58

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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.