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Finding the Fourth Proportional to 200,725.16, 301,087.88 and 50,976.68

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Solution

The fourth proportional to 200,725.16, 301,087.88 and 50,976.68 is: 76,465.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,725.16 : 301,087.88 = 50,976.68 : x
  2. Step 2: Convert to fraction form
    200,725.16/301,087.88 = 50,976.68/x
  3. Step 3: Cross multiply
    200,725.16x = 301,087.88 × 50,976.68
  4. Step 4: Simplify right side
    200,725.16x = 15,348,460,510.64
  5. Step 5: Solve for x
    x = 15,348,460,510.64/200,725.16
  6. Step 6: Final answer
    x = 76,465.06

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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.