Home / 319,248.14-440,540.24-179,567.69

Finding the Fourth Proportional to 319,248.14, 440,540.24 and 179,567.69

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Solution

The fourth proportional to 319,248.14, 440,540.24 and 179,567.69 is: 247,790.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,248.14 : 440,540.24 = 179,567.69 : x
  2. Step 2: Convert to fraction form
    319,248.14/440,540.24 = 179,567.69/x
  3. Step 3: Cross multiply
    319,248.14x = 440,540.24 × 179,567.69
  4. Step 4: Simplify right side
    319,248.14x = 79,106,790,148.31
  5. Step 5: Solve for x
    x = 79,106,790,148.31/319,248.14
  6. Step 6: Final answer
    x = 247,790.92

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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.