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Finding the Fourth Proportional to 337,128.76, 465,198.06 and 186,216.76

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Solution

The fourth proportional to 337,128.76, 465,198.06 and 186,216.76 is: 256,957.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,128.76 : 465,198.06 = 186,216.76 : x
  2. Step 2: Convert to fraction form
    337,128.76/465,198.06 = 186,216.76/x
  3. Step 3: Cross multiply
    337,128.76x = 465,198.06 × 186,216.76
  4. Step 4: Simplify right side
    337,128.76x = 86,627,675,491.49
  5. Step 5: Solve for x
    x = 86,627,675,491.49/337,128.76
  6. Step 6: Final answer
    x = 256,957.24

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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.