Home / 445,720.33-615,090.39-241,770.73

Finding the Fourth Proportional to 445,720.33, 615,090.39 and 241,770.73

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Solution

The fourth proportional to 445,720.33, 615,090.39 and 241,770.73 is: 333,641.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,720.33 : 615,090.39 = 241,770.73 : x
  2. Step 2: Convert to fraction form
    445,720.33/615,090.39 = 241,770.73/x
  3. Step 3: Cross multiply
    445,720.33x = 615,090.39 × 241,770.73
  4. Step 4: Simplify right side
    445,720.33x = 148,710,852,606.29
  5. Step 5: Solve for x
    x = 148,710,852,606.29/445,720.33
  6. Step 6: Final answer
    x = 333,641.62

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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.