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Finding the Fourth Proportional to 366,954.27, 506,401.05 and 203,613.72

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Solution

The fourth proportional to 366,954.27, 506,401.05 and 203,613.72 is: 280,989.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,954.27 : 506,401.05 = 203,613.72 : x
  2. Step 2: Convert to fraction form
    366,954.27/506,401.05 = 203,613.72/x
  3. Step 3: Cross multiply
    366,954.27x = 506,401.05 × 203,613.72
  4. Step 4: Simplify right side
    366,954.27x = 103,110,201,602.41
  5. Step 5: Solve for x
    x = 103,110,201,602.41/366,954.27
  6. Step 6: Final answer
    x = 280,989.24

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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.