Home / 319,173.26-440,453.62-175,946.64

Finding the Fourth Proportional to 319,173.26, 440,453.62 and 175,946.64

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Solution

The fourth proportional to 319,173.26, 440,453.62 and 175,946.64 is: 242,803.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,173.26 : 440,453.62 = 175,946.64 : x
  2. Step 2: Convert to fraction form
    319,173.26/440,453.62 = 175,946.64/x
  3. Step 3: Cross multiply
    319,173.26x = 440,453.62 × 175,946.64
  4. Step 4: Simplify right side
    319,173.26x = 77,496,334,514.84
  5. Step 5: Solve for x
    x = 77,496,334,514.84/319,173.26
  6. Step 6: Final answer
    x = 242,803.34

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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.