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Finding the Fourth Proportional to 300,497.40, 450,091.08 and 150,476.04

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Solution

The fourth proportional to 300,497.40, 450,091.08 and 150,476.04 is: 225,386.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,497.40 : 450,091.08 = 150,476.04 : x
  2. Step 2: Convert to fraction form
    300,497.40/450,091.08 = 150,476.04/x
  3. Step 3: Cross multiply
    300,497.40x = 450,091.08 × 150,476.04
  4. Step 4: Simplify right side
    300,497.40x = 67,727,923,357.72
  5. Step 5: Solve for x
    x = 67,727,923,357.72/300,497.40
  6. Step 6: Final answer
    x = 225,386.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.