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Finding the Fourth Proportional to 352,092.33, 528,243.76 and 249,706.91

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Solution

The fourth proportional to 352,092.33, 528,243.76 and 249,706.91 is: 374,635.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,092.33 : 528,243.76 = 249,706.91 : x
  2. Step 2: Convert to fraction form
    352,092.33/528,243.76 = 249,706.91/x
  3. Step 3: Cross multiply
    352,092.33x = 528,243.76 × 249,706.91
  4. Step 4: Simplify right side
    352,092.33x = 131,906,115,787.85
  5. Step 5: Solve for x
    x = 131,906,115,787.85/352,092.33
  6. Step 6: Final answer
    x = 374,635.02

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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.