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Finding the Fourth Proportional to 200,272.89, 300,371.10 and 60,031.52

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Solution

The fourth proportional to 200,272.89, 300,371.10 and 60,031.52 is: 90,035.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,272.89 : 300,371.10 = 60,031.52 : x
  2. Step 2: Convert to fraction form
    200,272.89/300,371.10 = 60,031.52/x
  3. Step 3: Cross multiply
    200,272.89x = 300,371.10 × 60,031.52
  4. Step 4: Simplify right side
    200,272.89x = 18,031,733,697.07
  5. Step 5: Solve for x
    x = 18,031,733,697.07/200,272.89
  6. Step 6: Final answer
    x = 90,035.82

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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.