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Finding the Fourth Proportional to 440,585.80, 659,448.86 and 237,900.14

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Solution

The fourth proportional to 440,585.80, 659,448.86 and 237,900.14 is: 356,078.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,585.80 : 659,448.86 = 237,900.14 : x
  2. Step 2: Convert to fraction form
    440,585.80/659,448.86 = 237,900.14/x
  3. Step 3: Cross multiply
    440,585.80x = 659,448.86 × 237,900.14
  4. Step 4: Simplify right side
    440,585.80x = 156,882,976,116.84
  5. Step 5: Solve for x
    x = 156,882,976,116.84/440,585.80
  6. Step 6: Final answer
    x = 356,078.15

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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.