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Finding the Fourth Proportional to 34,700.69, 52,050.89 and 8,405.39

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Solution

The fourth proportional to 34,700.69, 52,050.89 and 8,405.39 is: 12,608.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,700.69 : 52,050.89 = 8,405.39 : x
  2. Step 2: Convert to fraction form
    34,700.69/52,050.89 = 8,405.39/x
  3. Step 3: Cross multiply
    34,700.69x = 52,050.89 × 8,405.39
  4. Step 4: Simplify right side
    34,700.69x = 437,507,791.06
  5. Step 5: Solve for x
    x = 437,507,791.06/34,700.69
  6. Step 6: Final answer
    x = 12,608.04

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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.