Home / 277,333.57-382,687.38-156,467.80

Finding the Fourth Proportional to 277,333.57, 382,687.38 and 156,467.80

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Solution

The fourth proportional to 277,333.57, 382,687.38 and 156,467.80 is: 215,906.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,333.57 : 382,687.38 = 156,467.80 : x
  2. Step 2: Convert to fraction form
    277,333.57/382,687.38 = 156,467.80/x
  3. Step 3: Cross multiply
    277,333.57x = 382,687.38 × 156,467.80
  4. Step 4: Simplify right side
    277,333.57x = 59,878,252,436.36
  5. Step 5: Solve for x
    x = 59,878,252,436.36/277,333.57
  6. Step 6: Final answer
    x = 215,906.98

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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.