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Finding the Fourth Proportional to 361,895.16, 499,435.02 and 234,679.80

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Solution

The fourth proportional to 361,895.16, 499,435.02 and 234,679.80 is: 323,870.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,895.16 : 499,435.02 = 234,679.80 : x
  2. Step 2: Convert to fraction form
    361,895.16/499,435.02 = 234,679.80/x
  3. Step 3: Cross multiply
    361,895.16x = 499,435.02 × 234,679.80
  4. Step 4: Simplify right side
    361,895.16x = 117,207,310,606.60
  5. Step 5: Solve for x
    x = 117,207,310,606.60/361,895.16
  6. Step 6: Final answer
    x = 323,870.90

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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.