Home / 445,932.16-615,383.24-241,977.89

Finding the Fourth Proportional to 445,932.16, 615,383.24 and 241,977.89

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Solution

The fourth proportional to 445,932.16, 615,383.24 and 241,977.89 is: 333,927.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,932.16 : 615,383.24 = 241,977.89 : x
  2. Step 2: Convert to fraction form
    445,932.16/615,383.24 = 241,977.89/x
  3. Step 3: Cross multiply
    445,932.16x = 615,383.24 × 241,977.89
  4. Step 4: Simplify right side
    445,932.16x = 148,909,138,285.13
  5. Step 5: Solve for x
    x = 148,909,138,285.13/445,932.16
  6. Step 6: Final answer
    x = 333,927.79

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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.