Home / 450,029.12-621,059.47-246,067.88

Finding the Fourth Proportional to 450,029.12, 621,059.47 and 246,067.88

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Solution

The fourth proportional to 450,029.12, 621,059.47 and 246,067.88 is: 339,584.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,029.12 : 621,059.47 = 246,067.88 : x
  2. Step 2: Convert to fraction form
    450,029.12/621,059.47 = 246,067.88/x
  3. Step 3: Cross multiply
    450,029.12x = 621,059.47 × 246,067.88
  4. Step 4: Simplify right side
    450,029.12x = 152,822,783,416.36
  5. Step 5: Solve for x
    x = 152,822,783,416.36/450,029.12
  6. Step 6: Final answer
    x = 339,584.21

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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.