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Finding the Fourth Proportional to 258,860.87, 357,338.23 and 174,027.14

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Solution

The fourth proportional to 258,860.87, 357,338.23 and 174,027.14 is: 240,231.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,860.87 : 357,338.23 = 174,027.14 : x
  2. Step 2: Convert to fraction form
    258,860.87/357,338.23 = 174,027.14/x
  3. Step 3: Cross multiply
    258,860.87x = 357,338.23 × 174,027.14
  4. Step 4: Simplify right side
    258,860.87x = 62,186,550,179.56
  5. Step 5: Solve for x
    x = 62,186,550,179.56/258,860.87
  6. Step 6: Final answer
    x = 240,231.56

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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.