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Finding the Fourth Proportional to 367,771.28, 507,520.90 and 204,423.51

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Solution

The fourth proportional to 367,771.28, 507,520.90 and 204,423.51 is: 282,102.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,771.28 : 507,520.90 = 204,423.51 : x
  2. Step 2: Convert to fraction form
    367,771.28/507,520.90 = 204,423.51/x
  3. Step 3: Cross multiply
    367,771.28x = 507,520.90 × 204,423.51
  4. Step 4: Simplify right side
    367,771.28x = 103,749,204,031.89
  5. Step 5: Solve for x
    x = 103,749,204,031.89/367,771.28
  6. Step 6: Final answer
    x = 282,102.52

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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.