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Finding the Fourth Proportional to 425,796.40, 587,603.04 and 234,804.88

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Solution

The fourth proportional to 425,796.40, 587,603.04 and 234,804.88 is: 324,032.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,796.40 : 587,603.04 = 234,804.88 : x
  2. Step 2: Convert to fraction form
    425,796.40/587,603.04 = 234,804.88/x
  3. Step 3: Cross multiply
    425,796.40x = 587,603.04 × 234,804.88
  4. Step 4: Simplify right side
    425,796.40x = 137,972,061,294.84
  5. Step 5: Solve for x
    x = 137,972,061,294.84/425,796.40
  6. Step 6: Final answer
    x = 324,032.94

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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.