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Finding the Fourth Proportional to 444,875.75, 613,928.54 and 253,885.04

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Solution

The fourth proportional to 444,875.75, 613,928.54 and 253,885.04 is: 350,361.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,875.75 : 613,928.54 = 253,885.04 : x
  2. Step 2: Convert to fraction form
    444,875.75/613,928.54 = 253,885.04/x
  3. Step 3: Cross multiply
    444,875.75x = 613,928.54 × 253,885.04
  4. Step 4: Simplify right side
    444,875.75x = 155,867,271,935.04
  5. Step 5: Solve for x
    x = 155,867,271,935.04/444,875.75
  6. Step 6: Final answer
    x = 350,361.36

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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.