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Finding the Fourth Proportional to 441,984.66, 663,019.73 and 175,685.42

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Solution

The fourth proportional to 441,984.66, 663,019.73 and 175,685.42 is: 263,545.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,984.66 : 663,019.73 = 175,685.42 : x
  2. Step 2: Convert to fraction form
    441,984.66/663,019.73 = 175,685.42/x
  3. Step 3: Cross multiply
    441,984.66x = 663,019.73 × 175,685.42
  4. Step 4: Simplify right side
    441,984.66x = 116,482,895,539.81
  5. Step 5: Solve for x
    x = 116,482,895,539.81/441,984.66
  6. Step 6: Final answer
    x = 263,545.11

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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.