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Finding the Fourth Proportional to 537,506.67, 741,740.61 and 295,766.64

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Solution

The fourth proportional to 537,506.67, 741,740.61 and 295,766.64 is: 408,147.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,506.67 : 741,740.61 = 295,766.64 : x
  2. Step 2: Convert to fraction form
    537,506.67/741,740.61 = 295,766.64/x
  3. Step 3: Cross multiply
    537,506.67x = 741,740.61 × 295,766.64
  4. Step 4: Simplify right side
    537,506.67x = 219,382,127,971.25
  5. Step 5: Solve for x
    x = 219,382,127,971.25/537,506.67
  6. Step 6: Final answer
    x = 408,147.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.