Home / 445,936.32-615,584.08-273,882.16

Finding the Fourth Proportional to 445,936.32, 615,584.08 and 273,882.16

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Solution

The fourth proportional to 445,936.32, 615,584.08 and 273,882.16 is: 378,075.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,936.32 : 615,584.08 = 273,882.16 : x
  2. Step 2: Convert to fraction form
    445,936.32/615,584.08 = 273,882.16/x
  3. Step 3: Cross multiply
    445,936.32x = 615,584.08 × 273,882.16
  4. Step 4: Simplify right side
    445,936.32x = 168,597,497,492.01
  5. Step 5: Solve for x
    x = 168,597,497,492.01/445,936.32
  6. Step 6: Final answer
    x = 378,075.28

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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.