Home / 319,187.12-440,481.25-175,952.29

Finding the Fourth Proportional to 319,187.12, 440,481.25 and 175,952.29

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Solution

The fourth proportional to 319,187.12, 440,481.25 and 175,952.29 is: 242,815.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,187.12 : 440,481.25 = 175,952.29 : x
  2. Step 2: Convert to fraction form
    319,187.12/440,481.25 = 175,952.29/x
  3. Step 3: Cross multiply
    319,187.12x = 440,481.25 × 175,952.29
  4. Step 4: Simplify right side
    319,187.12x = 77,503,684,639.56
  5. Step 5: Solve for x
    x = 77,503,684,639.56/319,187.12
  6. Step 6: Final answer
    x = 242,815.83

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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.