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Finding the Fourth Proportional to 593,079.18, 818,507.97 and 338,468.64

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Solution

The fourth proportional to 593,079.18, 818,507.97 and 338,468.64 is: 467,120.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,079.18 : 818,507.97 = 338,468.64 : x
  2. Step 2: Convert to fraction form
    593,079.18/818,507.97 = 338,468.64/x
  3. Step 3: Cross multiply
    593,079.18x = 818,507.97 × 338,468.64
  4. Step 4: Simplify right side
    593,079.18x = 277,039,279,435.06
  5. Step 5: Solve for x
    x = 277,039,279,435.06/593,079.18
  6. Step 6: Final answer
    x = 467,120.22

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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.