Home / 300,567.40-414,682.32-173,240.26

Finding the Fourth Proportional to 300,567.40, 414,682.32 and 173,240.26

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Solution

The fourth proportional to 300,567.40, 414,682.32 and 173,240.26 is: 239,013.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,567.40 : 414,682.32 = 173,240.26 : x
  2. Step 2: Convert to fraction form
    300,567.40/414,682.32 = 173,240.26/x
  3. Step 3: Cross multiply
    300,567.40x = 414,682.32 × 173,240.26
  4. Step 4: Simplify right side
    300,567.40x = 71,839,672,934.20
  5. Step 5: Solve for x
    x = 71,839,672,934.20/300,567.40
  6. Step 6: Final answer
    x = 239,013.52

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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.