Home / 446,203.58-615,582.87-285,016.82

Finding the Fourth Proportional to 446,203.58, 615,582.87 and 285,016.82

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Solution

The fourth proportional to 446,203.58, 615,582.87 and 285,016.82 is: 393,209.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,203.58 : 615,582.87 = 285,016.82 : x
  2. Step 2: Convert to fraction form
    446,203.58/615,582.87 = 285,016.82/x
  3. Step 3: Cross multiply
    446,203.58x = 615,582.87 × 285,016.82
  4. Step 4: Simplify right side
    446,203.58x = 175,451,472,053.87
  5. Step 5: Solve for x
    x = 175,451,472,053.87/446,203.58
  6. Step 6: Final answer
    x = 393,209.47

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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.