Home / 319,157.43-440,440.22-175,922.60

Finding the Fourth Proportional to 319,157.43, 440,440.22 and 175,922.60

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Solution

The fourth proportional to 319,157.43, 440,440.22 and 175,922.60 is: 242,774.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,157.43 : 440,440.22 = 175,922.60 : x
  2. Step 2: Convert to fraction form
    319,157.43/440,440.22 = 175,922.60/x
  3. Step 3: Cross multiply
    319,157.43x = 440,440.22 × 175,922.60
  4. Step 4: Simplify right side
    319,157.43x = 77,483,388,372.49
  5. Step 5: Solve for x
    x = 77,483,388,372.49/319,157.43
  6. Step 6: Final answer
    x = 242,774.82

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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.