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Finding the Fourth Proportional to 465,804.41, 698,208.39 and 240,938.55

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Solution

The fourth proportional to 465,804.41, 698,208.39 and 240,938.55 is: 361,150.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,804.41 : 698,208.39 = 240,938.55 : x
  2. Step 2: Convert to fraction form
    465,804.41/698,208.39 = 240,938.55/x
  3. Step 3: Cross multiply
    465,804.41x = 698,208.39 × 240,938.55
  4. Step 4: Simplify right side
    465,804.41x = 168,225,317,084.44
  5. Step 5: Solve for x
    x = 168,225,317,084.44/465,804.41
  6. Step 6: Final answer
    x = 361,150.12

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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.