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Finding the Fourth Proportional to 607,870.68, 911,795.94 and 233,974.68

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Solution

The fourth proportional to 607,870.68, 911,795.94 and 233,974.68 is: 350,958.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,870.68 : 911,795.94 = 233,974.68 : x
  2. Step 2: Convert to fraction form
    607,870.68/911,795.94 = 233,974.68/x
  3. Step 3: Cross multiply
    607,870.68x = 911,795.94 × 233,974.68
  4. Step 4: Simplify right side
    607,870.68x = 213,337,163,286.80
  5. Step 5: Solve for x
    x = 213,337,163,286.80/607,870.68
  6. Step 6: Final answer
    x = 350,958.14

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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.