Home / 319,150.54-440,422.44-175,923.88

Finding the Fourth Proportional to 319,150.54, 440,422.44 and 175,923.88

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Solution

The fourth proportional to 319,150.54, 440,422.44 and 175,923.88 is: 242,772.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,150.54 : 440,422.44 = 175,923.88 : x
  2. Step 2: Convert to fraction form
    319,150.54/440,422.44 = 175,923.88/x
  3. Step 3: Cross multiply
    319,150.54x = 440,422.44 × 175,923.88
  4. Step 4: Simplify right side
    319,150.54x = 77,480,824,483.87
  5. Step 5: Solve for x
    x = 77,480,824,483.87/319,150.54
  6. Step 6: Final answer
    x = 242,772.03

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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.