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Finding the Fourth Proportional to 425,870.87, 587,700.66 and 244,594.54

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Solution

The fourth proportional to 425,870.87, 587,700.66 and 244,594.54 is: 337,539.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,870.87 : 587,700.66 = 244,594.54 : x
  2. Step 2: Convert to fraction form
    425,870.87/587,700.66 = 244,594.54/x
  3. Step 3: Cross multiply
    425,870.87x = 587,700.66 × 244,594.54
  4. Step 4: Simplify right side
    425,870.87x = 143,748,370,936.44
  5. Step 5: Solve for x
    x = 143,748,370,936.44/425,870.87
  6. Step 6: Final answer
    x = 337,539.81

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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.