Home / 445,936.40-615,389.12-241,982.14

Finding the Fourth Proportional to 445,936.40, 615,389.12 and 241,982.14

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Solution

The fourth proportional to 445,936.40, 615,389.12 and 241,982.14 is: 333,933.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,936.40 : 615,389.12 = 241,982.14 : x
  2. Step 2: Convert to fraction form
    445,936.40/615,389.12 = 241,982.14/x
  3. Step 3: Cross multiply
    445,936.40x = 615,389.12 × 241,982.14
  4. Step 4: Simplify right side
    445,936.40x = 148,913,176,190.32
  5. Step 5: Solve for x
    x = 148,913,176,190.32/445,936.40
  6. Step 6: Final answer
    x = 333,933.66

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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.