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Finding the Fourth Proportional to 277,706.55, 382,948.36 and 237,553.23

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Solution

The fourth proportional to 277,706.55, 382,948.36 and 237,553.23 is: 327,578.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,706.55 : 382,948.36 = 237,553.23 : x
  2. Step 2: Convert to fraction form
    277,706.55/382,948.36 = 237,553.23/x
  3. Step 3: Cross multiply
    277,706.55x = 382,948.36 × 237,553.23
  4. Step 4: Simplify right side
    277,706.55x = 90,970,619,841.20
  5. Step 5: Solve for x
    x = 90,970,619,841.20/277,706.55
  6. Step 6: Final answer
    x = 327,578.23

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1.5x scale

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.