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Finding the Fourth Proportional to 337,119.45, 465,224.82 and 186,216.45

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Solution

The fourth proportional to 337,119.45, 465,224.82 and 186,216.45 is: 256,978.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,119.45 : 465,224.82 = 186,216.45 : x
  2. Step 2: Convert to fraction form
    337,119.45/465,224.82 = 186,216.45/x
  3. Step 3: Cross multiply
    337,119.45x = 465,224.82 × 186,216.45
  4. Step 4: Simplify right side
    337,119.45x = 86,632,514,432.29
  5. Step 5: Solve for x
    x = 86,632,514,432.29/337,119.45
  6. Step 6: Final answer
    x = 256,978.69

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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.