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Finding the Fourth Proportional to 607,679.54, 838,606.56 and 335,753.69

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Solution

The fourth proportional to 607,679.54, 838,606.56 and 335,753.69 is: 463,344.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,679.54 : 838,606.56 = 335,753.69 : x
  2. Step 2: Convert to fraction form
    607,679.54/838,606.56 = 335,753.69/x
  3. Step 3: Cross multiply
    607,679.54x = 838,606.56 × 335,753.69
  4. Step 4: Simplify right side
    607,679.54x = 281,565,246,978.21
  5. Step 5: Solve for x
    x = 281,565,246,978.21/607,679.54
  6. Step 6: Final answer
    x = 463,344.96

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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.