Home / 446,784.45-670,176.68-396,046.05

Finding the Fourth Proportional to 446,784.45, 670,176.68 and 396,046.05

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Solution

The fourth proportional to 446,784.45, 670,176.68 and 396,046.05 is: 594,069.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,784.45 : 670,176.68 = 396,046.05 : x
  2. Step 2: Convert to fraction form
    446,784.45/670,176.68 = 396,046.05/x
  3. Step 3: Cross multiply
    446,784.45x = 670,176.68 × 396,046.05
  4. Step 4: Simplify right side
    446,784.45x = 265,420,824,935.88
  5. Step 5: Solve for x
    x = 265,420,824,935.88/446,784.45
  6. Step 6: Final answer
    x = 594,069.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.