Home / 445,932.75-615,384.07-241,978.48

Finding the Fourth Proportional to 445,932.75, 615,384.07 and 241,978.48

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Solution

The fourth proportional to 445,932.75, 615,384.07 and 241,978.48 is: 333,928.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,932.75 : 615,384.07 = 241,978.48 : x
  2. Step 2: Convert to fraction form
    445,932.75/615,384.07 = 241,978.48/x
  3. Step 3: Cross multiply
    445,932.75x = 615,384.07 × 241,978.48
  4. Step 4: Simplify right side
    445,932.75x = 148,909,701,874.81
  5. Step 5: Solve for x
    x = 148,909,701,874.81/445,932.75
  6. Step 6: Final answer
    x = 333,928.61

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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.