Home / 480,860.04-721,516.86-214,596.84

Finding the Fourth Proportional to 480,860.04, 721,516.86 and 214,596.84

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Solution

The fourth proportional to 480,860.04, 721,516.86 and 214,596.84 is: 321,996.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,860.04 : 721,516.86 = 214,596.84 : x
  2. Step 2: Convert to fraction form
    480,860.04/721,516.86 = 214,596.84/x
  3. Step 3: Cross multiply
    480,860.04x = 721,516.86 × 214,596.84
  4. Step 4: Simplify right side
    480,860.04x = 154,835,238,162.72
  5. Step 5: Solve for x
    x = 154,835,238,162.72/480,860.04
  6. Step 6: Final answer
    x = 321,996.48

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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.