Home / 320,481.58-442,246.60-175,258.47

Finding the Fourth Proportional to 320,481.58, 442,246.60 and 175,258.47

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Solution

The fourth proportional to 320,481.58, 442,246.60 and 175,258.47 is: 241,846.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,481.58 : 442,246.60 = 175,258.47 : x
  2. Step 2: Convert to fraction form
    320,481.58/442,246.60 = 175,258.47/x
  3. Step 3: Cross multiply
    320,481.58x = 442,246.60 × 175,258.47
  4. Step 4: Simplify right side
    320,481.58x = 77,507,462,478.70
  5. Step 5: Solve for x
    x = 77,507,462,478.70/320,481.58
  6. Step 6: Final answer
    x = 241,846.86

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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.