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Finding the Fourth Proportional to 507,079.93, 699,743.67 and 277,593.24

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Solution

The fourth proportional to 507,079.93, 699,743.67 and 277,593.24 is: 383,064.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,079.93 : 699,743.67 = 277,593.24 : x
  2. Step 2: Convert to fraction form
    507,079.93/699,743.67 = 277,593.24/x
  3. Step 3: Cross multiply
    507,079.93x = 699,743.67 × 277,593.24
  4. Step 4: Simplify right side
    507,079.93x = 194,244,112,524.79
  5. Step 5: Solve for x
    x = 194,244,112,524.79/507,079.93
  6. Step 6: Final answer
    x = 383,064.09

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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.