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Finding the Fourth Proportional to 202,996.80, 304,057.80 and 168,004.80

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Solution

The fourth proportional to 202,996.80, 304,057.80 and 168,004.80 is: 251,645.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,996.80 : 304,057.80 = 168,004.80 : x
  2. Step 2: Convert to fraction form
    202,996.80/304,057.80 = 168,004.80/x
  3. Step 3: Cross multiply
    202,996.80x = 304,057.80 × 168,004.80
  4. Step 4: Simplify right side
    202,996.80x = 51,083,169,877.44
  5. Step 5: Solve for x
    x = 51,083,169,877.44/202,996.80
  6. Step 6: Final answer
    x = 251,645.20

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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.