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Finding the Fourth Proportional to 277,139.06, 382,196.85 and 181,611.06

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Solution

The fourth proportional to 277,139.06, 382,196.85 and 181,611.06 is: 250,456.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,139.06 : 382,196.85 = 181,611.06 : x
  2. Step 2: Convert to fraction form
    277,139.06/382,196.85 = 181,611.06/x
  3. Step 3: Cross multiply
    277,139.06x = 382,196.85 × 181,611.06
  4. Step 4: Simplify right side
    277,139.06x = 69,411,175,057.16
  5. Step 5: Solve for x
    x = 69,411,175,057.16/277,139.06
  6. Step 6: Final answer
    x = 250,456.13

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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.