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Finding the Fourth Proportional to 201,209.70, 301,814.55 and 60,950.10

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Solution

The fourth proportional to 201,209.70, 301,814.55 and 60,950.10 is: 91,425.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,209.70 : 301,814.55 = 60,950.10 : x
  2. Step 2: Convert to fraction form
    201,209.70/301,814.55 = 60,950.10/x
  3. Step 3: Cross multiply
    201,209.70x = 301,814.55 × 60,950.10
  4. Step 4: Simplify right side
    201,209.70x = 18,395,627,003.96
  5. Step 5: Solve for x
    x = 18,395,627,003.96/201,209.70
  6. Step 6: Final answer
    x = 91,425.15

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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.