Home / 319,844.25-441,423.95-185,708.25

Finding the Fourth Proportional to 319,844.25, 441,423.95 and 185,708.25

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Solution

The fourth proportional to 319,844.25, 441,423.95 and 185,708.25 is: 256,299.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,844.25 : 441,423.95 = 185,708.25 : x
  2. Step 2: Convert to fraction form
    319,844.25/441,423.95 = 185,708.25/x
  3. Step 3: Cross multiply
    319,844.25x = 441,423.95 × 185,708.25
  4. Step 4: Simplify right side
    319,844.25x = 81,976,068,334.05
  5. Step 5: Solve for x
    x = 81,976,068,334.05/319,844.25
  6. Step 6: Final answer
    x = 256,299.96

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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.