Home / 319,232.28-440,538.96-175,991.88

Finding the Fourth Proportional to 319,232.28, 440,538.96 and 175,991.88

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Solution

The fourth proportional to 319,232.28, 440,538.96 and 175,991.88 is: 242,867.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,232.28 : 440,538.96 = 175,991.88 : x
  2. Step 2: Convert to fraction form
    319,232.28/440,538.96 = 175,991.88/x
  3. Step 3: Cross multiply
    319,232.28x = 440,538.96 × 175,991.88
  4. Step 4: Simplify right side
    319,232.28x = 77,531,279,783.64
  5. Step 5: Solve for x
    x = 77,531,279,783.64/319,232.28
  6. Step 6: Final answer
    x = 242,867.92

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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.