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Finding the Fourth Proportional to 594,571.64, 891,993.69 and 257,668.85

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Solution

The fourth proportional to 594,571.64, 891,993.69 and 257,668.85 is: 386,562.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,571.64 : 891,993.69 = 257,668.85 : x
  2. Step 2: Convert to fraction form
    594,571.64/891,993.69 = 257,668.85/x
  3. Step 3: Cross multiply
    594,571.64x = 891,993.69 × 257,668.85
  4. Step 4: Simplify right side
    594,571.64x = 229,838,983,849.59
  5. Step 5: Solve for x
    x = 229,838,983,849.59/594,571.64
  6. Step 6: Final answer
    x = 386,562.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.