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Finding the Fourth Proportional to 200,655.23, 301,029.16 and 67,532.23

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Solution

The fourth proportional to 200,655.23, 301,029.16 and 67,532.23 is: 101,313.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,655.23 : 301,029.16 = 67,532.23 : x
  2. Step 2: Convert to fraction form
    200,655.23/301,029.16 = 67,532.23/x
  3. Step 3: Cross multiply
    200,655.23x = 301,029.16 × 67,532.23
  4. Step 4: Simplify right side
    200,655.23x = 20,329,170,469.83
  5. Step 5: Solve for x
    x = 20,329,170,469.83/200,655.23
  6. Step 6: Final answer
    x = 101,313.93

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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.