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Finding the Fourth Proportional to 277,356.44, 382,779.80 and 169,997.84

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Solution

The fourth proportional to 277,356.44, 382,779.80 and 169,997.84 is: 234,614.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,356.44 : 382,779.80 = 169,997.84 : x
  2. Step 2: Convert to fraction form
    277,356.44/382,779.80 = 169,997.84/x
  3. Step 3: Cross multiply
    277,356.44x = 382,779.80 × 169,997.84
  4. Step 4: Simplify right side
    277,356.44x = 65,071,739,195.63
  5. Step 5: Solve for x
    x = 65,071,739,195.63/277,356.44
  6. Step 6: Final answer
    x = 234,614.13

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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.