Home / 446,204.58-615,584.25-285,017.82

Finding the Fourth Proportional to 446,204.58, 615,584.25 and 285,017.82

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Solution

The fourth proportional to 446,204.58, 615,584.25 and 285,017.82 is: 393,210.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,204.58 : 615,584.25 = 285,017.82 : x
  2. Step 2: Convert to fraction form
    446,204.58/615,584.25 = 285,017.82/x
  3. Step 3: Cross multiply
    446,204.58x = 615,584.25 × 285,017.82
  4. Step 4: Simplify right side
    446,204.58x = 175,452,480,961.34
  5. Step 5: Solve for x
    x = 175,452,480,961.34/446,204.58
  6. Step 6: Final answer
    x = 393,210.85

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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.