Home / 319,629.43-441,254.46-233,491.70

Finding the Fourth Proportional to 319,629.43, 441,254.46 and 233,491.70

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Solution

The fourth proportional to 319,629.43, 441,254.46 and 233,491.70 is: 322,339.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,629.43 : 441,254.46 = 233,491.70 : x
  2. Step 2: Convert to fraction form
    319,629.43/441,254.46 = 233,491.70/x
  3. Step 3: Cross multiply
    319,629.43x = 441,254.46 × 233,491.70
  4. Step 4: Simplify right side
    319,629.43x = 103,029,255,976.71
  5. Step 5: Solve for x
    x = 103,029,255,976.71/319,629.43
  6. Step 6: Final answer
    x = 322,339.70

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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.