Home / 319,824.75-441,397.04-185,688.75

Finding the Fourth Proportional to 319,824.75, 441,397.04 and 185,688.75

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Solution

The fourth proportional to 319,824.75, 441,397.04 and 185,688.75 is: 256,273.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,824.75 : 441,397.04 = 185,688.75 : x
  2. Step 2: Convert to fraction form
    319,824.75/441,397.04 = 185,688.75/x
  3. Step 3: Cross multiply
    319,824.75x = 441,397.04 × 185,688.75
  4. Step 4: Simplify right side
    319,824.75x = 81,962,464,611.30
  5. Step 5: Solve for x
    x = 81,962,464,611.30/319,824.75
  6. Step 6: Final answer
    x = 256,273.05

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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.