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Finding the Fourth Proportional to 201,529.80, 301,857.30 and 166,537.80

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Solution

The fourth proportional to 201,529.80, 301,857.30 and 166,537.80 is: 249,445.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,529.80 : 301,857.30 = 166,537.80 : x
  2. Step 2: Convert to fraction form
    201,529.80/301,857.30 = 166,537.80/x
  3. Step 3: Cross multiply
    201,529.80x = 301,857.30 × 166,537.80
  4. Step 4: Simplify right side
    201,529.80x = 50,270,650,655.94
  5. Step 5: Solve for x
    x = 50,270,650,655.94/201,529.80
  6. Step 6: Final answer
    x = 249,445.25

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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.