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Finding the Fourth Proportional to 361,886.86, 499,406.88 and 200,752.48

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Solution

The fourth proportional to 361,886.86, 499,406.88 and 200,752.48 is: 277,040.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,886.86 : 499,406.88 = 200,752.48 : x
  2. Step 2: Convert to fraction form
    361,886.86/499,406.88 = 200,752.48/x
  3. Step 3: Cross multiply
    361,886.86x = 499,406.88 × 200,752.48
  4. Step 4: Simplify right side
    361,886.86x = 100,257,169,689.06
  5. Step 5: Solve for x
    x = 100,257,169,689.06/361,886.86
  6. Step 6: Final answer
    x = 277,040.09

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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.