Home / 677,848.42-1,016,780.46-204,537.88

Finding the Fourth Proportional to 677,848.42, 1,016,780.46 and 204,537.88

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Solution

The fourth proportional to 677,848.42, 1,016,780.46 and 204,537.88 is: 306,809.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,848.42 : 1,016,780.46 = 204,537.88 : x
  2. Step 2: Convert to fraction form
    677,848.42/1,016,780.46 = 204,537.88/x
  3. Step 3: Cross multiply
    677,848.42x = 1,016,780.46 × 204,537.88
  4. Step 4: Simplify right side
    677,848.42x = 207,970,119,713.83
  5. Step 5: Solve for x
    x = 207,970,119,713.83/677,848.42
  6. Step 6: Final answer
    x = 306,809.18

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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.