Home / 445,947.18-615,403.89-241,992.96

Finding the Fourth Proportional to 445,947.18, 615,403.89 and 241,992.96

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Solution

The fourth proportional to 445,947.18, 615,403.89 and 241,992.96 is: 333,948.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,947.18 : 615,403.89 = 241,992.96 : x
  2. Step 2: Convert to fraction form
    445,947.18/615,403.89 = 241,992.96/x
  3. Step 3: Cross multiply
    445,947.18x = 615,403.89 × 241,992.96
  4. Step 4: Simplify right side
    445,947.18x = 148,923,408,936.61
  5. Step 5: Solve for x
    x = 148,923,408,936.61/445,947.18
  6. Step 6: Final answer
    x = 333,948.54

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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.