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Finding the Fourth Proportional to 295,451.67, 443,140.35 and 82,235.58

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Solution

The fourth proportional to 295,451.67, 443,140.35 and 82,235.58 is: 123,343.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,451.67 : 443,140.35 = 82,235.58 : x
  2. Step 2: Convert to fraction form
    295,451.67/443,140.35 = 82,235.58/x
  3. Step 3: Cross multiply
    295,451.67x = 443,140.35 × 82,235.58
  4. Step 4: Simplify right side
    295,451.67x = 36,441,903,703.65
  5. Step 5: Solve for x
    x = 36,441,903,703.65/295,451.67
  6. Step 6: Final answer
    x = 123,343.03

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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.