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Finding the Fourth Proportional to 258,859.62, 357,336.50 and 174,025.89

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Solution

The fourth proportional to 258,859.62, 357,336.50 and 174,025.89 is: 240,229.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,859.62 : 357,336.50 = 174,025.89 : x
  2. Step 2: Convert to fraction form
    258,859.62/357,336.50 = 174,025.89/x
  3. Step 3: Cross multiply
    258,859.62x = 357,336.50 × 174,025.89
  4. Step 4: Simplify right side
    258,859.62x = 62,185,802,224.45
  5. Step 5: Solve for x
    x = 62,185,802,224.45/258,859.62
  6. Step 6: Final answer
    x = 240,229.83

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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.